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CVE-2026-16399

mozilla · firefox

Published
CVSS7.5
Severityhigh
WeaknessCWE-346
ExploitedNot in CISA KEV

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Description

Site isolation issue in the DOM: Navigation component. This vulnerability was fixed in Firefox 153 and Thunderbird 153.

References

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