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CVE-2026-0878
HIGH(8.0)CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:N
Risk Signal Score20/100 — NIEDRIG
- CVSS 8 — Hoch
Erwähnungen (letzte 60 Tage)
Artikel
EPSS-Score
0.5%
Exploit-Wahrscheinlichkeit (30 Tage)
CVSS Score
8
Technische Schwere
Beschreibung
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.
Referenzen
- https://bugzilla.mozilla.org/show_bug.cgi?id=2003989
- https://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-2026:0667
- https://access.redhat.com/errata/RHSA-2026:0694
- https://access.redhat.com/errata/RHSA-2026:0924
- https://access.redhat.com/errata/RHSA-2026:1320
- https://access.redhat.com/errata/RHSA-2026:1413