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8высокая

CVE-2026-0878

Описание

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.

Затрагиваемое ПО
Mozilla FirefoxMozilla Thunderbird
CVSS
Балл8 — высокая
ВекторCVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Источники
https://bugzilla.mozilla.org/show_bug.cgi?id=2003989https://www.mozilla.org/security/advisories/mfsa2026-01/https://www.mozilla.org/security/advisories/mfsa2026-03/https://www.mozilla.org/security/advisories/mfsa2026-04/https://www.mozilla.org/security/advisories/mfsa2026-05/https://access.redhat.com/errata/RHSA-2026:0667https://access.redhat.com/errata/RHSA-2026:0694https://access.redhat.com/errata/RHSA-2026:0924