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CVE-2026-16398

Firefox

Description

Site isolation issue in the Graphics component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

CVSS 7.5EPSS 0.149%Risk 0.76
View source
Published
2026-07-21 13:17:15
Affected versions
<153
Type
Web application
Last modified
2026-07-24 16:42:35
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N