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CVE record · 1 source

CVE-2026-117866

Privilege escalation due to use-after-free in the Graphics: Canvas2D component.

Vendor: Mozilla
Product: Firefox
Exposure class: Browser

Coverage

1

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12

CVE NVD 4d ago

Privilege escalation due to use-after-free in the Graphics: Canvas2D component.

Privilege escalation due to use-after-free in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 159, Firefox ESR 115.44, and Firefox ESR 153.6.

Fix available CVE-2026-117866 Mozilla