ALT-PU-2026-5218-3 — firefox-esr

BDU:2025-16356

HIGH7.5

Уязвимость компонента Downloads Panel браузера Mozilla Firefox и почтового клиента Thunderbird, позволяющая нарушителю проводить спуфинг-атаки

Опубликовано: 2025-12-26Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

CVSS 2.0ВЫСОКАЯ 7.8

CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:C/A:N

Ссылки

BDU:2026-00525

HIGH8.1

Уязвимость браузеров Mozilla Firefox, Firefox ESR, почтовых клиентов Thunderbird и Thunderbird ESR, связанная с выходом операции за границы буфера в памяти, позволяющая нарушителю выполнить произвольный код

Опубликовано: 2026-01-19Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0ВЫСОКАЯ 7.6

CVSS:2.0/AV:N/AC:H/Au:N/C:C/I:C/A:C

Ссылки

BDU:2026-02014

HIGH8.8

Уязвимость компонента libvpx браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Опубликовано: 2026-02-20Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

BDU:2026-03388

MEDIUM5.3

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая оказать воздействие на конфиденциальность защищаемой информации

Опубликовано: 2026-03-19Изменено: 2026-05-06

CVSS 3.xСРЕДНЯЯ 5.3

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS 2.0СРЕДНЯЯ 5.0

CVSS:2.0/AV:N/AC:L/Au:N/C:P/I:N/A:N

Ссылки

BDU:2026-03389

HIGH8.8

Уязвимость компонента IPC браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая оказать воздействие на конфиденциальность, целостность и доступность защищаемой информации

Опубликовано: 2026-03-19Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

BDU:2026-03390

HIGH8.8

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая раскрыть защищаемую информацию

Опубликовано: 2026-03-19Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

BDU:2026-03391

CRITICAL9.8

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая раскрыть защищаемую информацию

Опубликовано: 2026-03-19Изменено: 2026-05-06

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS 2.0КРИТИЧЕСКАЯ 10.0

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:C

Ссылки

BDU:2026-03392

HIGH8.1

Уязвимость компонента DOM: Security браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю обойти существующие ограничения безопасности

Опубликовано: 2026-03-19Изменено: 2026-05-06

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CVSS 2.0КРИТИЧЕСКАЯ 9.4

CVSS:2.0/AV:N/AC:L/Au:N/C:C/I:C/A:N

Ссылки

CVE-2025-14327

HIGH7.5

Spoofing issue in the Downloads Panel component. This vulnerability was fixed in Firefox 146, Thunderbird 146, Firefox ESR 140.7, and Thunderbird 140.7.

Опубликовано: 2025-12-09Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Ссылки

CVE-2026-0877

HIGH8.1

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Ссылки

CVE-2026-0878

HIGH8.0

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.0

CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N

Ссылки

CVE-2026-0879

CRITICAL9.8

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-0880

HIGH8.8

Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-0882

HIGH8.8

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-0883

MEDIUM5.3

Information disclosure in the Networking component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xСРЕДНЯЯ 5.3

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Ссылки

CVE-2026-0884

CRITICAL9.8

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-0885

MEDIUM6.5

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xСРЕДНЯЯ 6.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Ссылки

CVE-2026-0886

MEDIUM5.3

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xСРЕДНЯЯ 5.3

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Ссылки

CVE-2026-0887

MEDIUM4.3

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xСРЕДНЯЯ 4.3

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Ссылки

CVE-2026-0890

MEDIUM5.4

Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xСРЕДНЯЯ 5.4

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Ссылки

CVE-2026-0891

HIGH8.1

Memory safety bugs present in Firefox ESR 140.6, Thunderbird ESR 140.6, Firefox 146 and Thunderbird 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Опубликовано: 2026-01-13Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.1

CVSS:3.x/CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2447

HIGH8.8

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.

Опубликовано: 2026-02-16Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2757

CRITICAL9.8

Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2758

CRITICAL9.8

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2759

CRITICAL9.8

Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2760

CRITICAL10.0

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 10.0

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Ссылки

CVE-2026-2761

CRITICAL10.0

Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 10.0

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Ссылки

CVE-2026-2762

CRITICAL9.8

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2763

CRITICAL9.8

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2764

CRITICAL9.8

JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2765

CRITICAL9.8

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2766

CRITICAL9.8

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2767

CRITICAL9.8

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2768

CRITICAL10.0

Sandbox escape in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 10.0

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Ссылки

CVE-2026-2769

HIGH8.8

Use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 8.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2770

CRITICAL9.8

Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2771

CRITICAL9.8

Undefined behavior in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2772

CRITICAL9.8

Use-after-free in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2773

CRITICAL9.8

Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2774

CRITICAL9.8

Integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2775

CRITICAL9.8

Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2776

CRITICAL10.0

Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 10.0

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Ссылки

CVE-2026-2777

CRITICAL9.8

Privilege escalation in the Messaging System component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2778

CRITICAL10.0

Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 10.0

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Ссылки

CVE-2026-2779

CRITICAL9.8

Incorrect boundary conditions in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2780

CRITICAL9.8

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2781

CRITICAL9.8

Integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, Thunderbird 140.8, and Firefox ESR 115.35.

Опубликовано: 2026-02-24Изменено: 2026-04-21

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2782

CRITICAL9.8

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2783

HIGH7.5

Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xВЫСОКАЯ 7.5

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Ссылки

CVE-2026-2784

CRITICAL9.8

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2785

CRITICAL9.8

Invalid pointer in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2786

CRITICAL9.8

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2787

CRITICAL9.8

Use-after-free in the DOM: Window and Location component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2788

CRITICAL9.8

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2789

CRITICAL9.8

Use-after-free in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2790

CRITICAL9.8

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2791

CRITICAL9.8

Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2792

CRITICAL9.8

Memory safety bugs present in Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

CVE-2026-2793

CRITICAL9.8

Memory safety bugs present in Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird ESR 140.7, Firefox 147 and Thunderbird 147. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Опубликовано: 2026-02-24Изменено: 2026-04-13

CVSS 3.xКРИТИЧЕСКАЯ 9.8

CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Ссылки

Обновление пакета firefox-esr в ветке c10f2

Закрытые проблемы (59)

Уязвимость компонента Downloads Panel браузера Mozilla Firefox и почтового клиента Thunderbird, позволяющая нарушителю проводить спуфинг-атаки

Уязвимость компонента libvpx браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю вызвать отказ в обслуживании

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая оказать воздействие на конфиденциальность защищаемой информации

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая раскрыть защищаемую информацию

Уязвимость компонента Graphics браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая раскрыть защищаемую информацию

Уязвимость компонента DOM: Security браузеров Mozilla Firefox, Firefox ESR и почтового клиента Thunderbird, позволяющая нарушителю обойти существующие ограничения безопасности

Spoofing issue in the Downloads Panel component. This vulnerability was fixed in Firefox 146, Thunderbird 146, Firefox ESR 140.7, and Thunderbird 140.7.

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Sandbox escape due to incorrect boundary conditions in the Graphics: CanvasWebGL component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Sandbox escape due to incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Sandbox escape due to integer overflow in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Use-after-free in the IPC component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Information disclosure in the Networking component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Incorrect boundary conditions in the Graphics component. This vulnerability was fixed in Firefox 147, Firefox ESR 115.32, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Clickjacking issue, information disclosure in the PDF Viewer component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Spoofing issue in the DOM: Copy & Paste and Drag & Drop component. This vulnerability was fixed in Firefox 147, Firefox ESR 140.7, Thunderbird 147, and Thunderbird 140.7.

Heap buffer overflow in libvpx. This vulnerability was fixed in Firefox 147.0.4, Firefox ESR 140.7.1, Firefox ESR 115.32.1, Thunderbird 140.7.2, and Thunderbird 147.0.2.

Incorrect boundary conditions in the WebRTC: Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript: GC component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Incorrect boundary conditions in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Sandbox escape due to incorrect boundary conditions in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Sandbox escape in the Graphics: WebRender component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Integer overflow in the JavaScript: Standard Library component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

JIT miscompilation, use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Sandbox escape in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the Storage: IndexedDB component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the DOM: Bindings (WebIDL) component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Undefined behavior in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the Audio/Video: Playback component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Incorrect boundary conditions in the Web Audio component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Integer overflow in the Audio/Video component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Mitigation bypass in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Privilege escalation in the Messaging System component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Incorrect boundary conditions in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Integer overflow in the Libraries component in NSS. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, Thunderbird 140.8, and Firefox ESR 115.35.

Privilege escalation in the Netmonitor component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Information disclosure due to JIT miscompilation in the JavaScript Engine: JIT component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Invalid pointer in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the DOM: Window and Location component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Incorrect boundary conditions in the Audio/Video: GMP component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Use-after-free in the Graphics: ImageLib component. This vulnerability was fixed in Firefox 148, Firefox ESR 115.33, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Same-origin policy bypass in the Networking: JAR component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Mitigation bypass in the Networking: Cache component. This vulnerability was fixed in Firefox 148, Firefox ESR 140.8, Thunderbird 148, and Thunderbird 140.8.

Закрытые ошибки (2)

[FR] выставлять по умолчанию MOZ_LEGACY_PROFILES=1 MOZ_ALLOW_DOWNGRADE=1

После установки или обновления firefox-esr сбрасываются профили в Firefox и Thunderbird