PT-2026-41923 · Mozilla · Firefox+1

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CVE-2026-8969

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Published

2026-05-19

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Updated

2026-07-25

CVSS v2.0

9.4

High

VectorAV:N/AC:L/Au:N/C:C/I:C/A:N
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151
Description A mitigation bypass exists within the DOM security component.

Fix

DoS

Protection Mechanism Failure

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Weakness Enumeration

Related Identifiers

BDU:2026-11272
CVE-2026-8969
OPENSUSE-SU-2026:10863-1
OPENSUSE-SU-2026:11373-1

Affected Products

Firefox
Thunderbird