cbcvebase.
CVE-2026-109712
published 2026-10-13

CVE-2026-109712: Sandbox escape due to uninitialized memory in the Graphics component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5…

PriorityP433high7.1CVSS 3.1
AVNACLPRNUIRSCCLILAL
EPSS
0.22%
12.2th percentile
Sandbox escape due to uninitialized memory in the Graphics component. This vulnerability was fixed in Firefox 158, Firefox ESR 115.43, Firefox ESR 153.5, Thunderbird 158, and Thunderbird 153.5.

Affected

5 ranges
VendorProductVersion rangeFixed in
mozillafirefox< Firefox 158Firefox 158
mozillafirefox_esr< Firefox ESR 153.5Firefox ESR 153.5
mozillafirefox_esr< Firefox ESR 115.43Firefox ESR 115.43
mozillathunderbird< Thunderbird 158Thunderbird 158
mozillathunderbird< Thunderbird 153.5Thunderbird 153.5
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