alpine · CVE-2026-0878

Quick triage

View at Official alpine advisory, NVD, CVE.org · CVE detail

Freshness: no update timestamp found; verify against the upstream OS advisory manually.

Tracker summary

CVE-2026-0878: 3 source package rows (firefox, firefox-esr, thunderbird); 274 state rows across 2 repos (3.23-community, edge-community); fixed 0, open 274.

Description:

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.