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CVE-2026-12316

Firefox

Description

Mitigation bypass in the DOM: Security component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

CVSS 9.1EPSS 0.245%Risk 0.93
View source
Published
2026-06-16 13:16:32
Affected versions
<152
Type
Web application
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N