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CVE-2026-12303

Firefox

Description

Information disclosure due to incorrect boundary conditions in the Graphics: WebGPU component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

CVSS 4.3EPSS 0.22200000000000003%Risk 0.44
View source
Published
2026-06-16 13:16:30
Affected versions
<152
Type
Critical software
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N