PT-2026-49685

CVE-2026-12316

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Published

2026-06-16

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Updated

2026-08-20

Description by

CVSS 2.0
9.4
Critical
MetricsAV:N/AC:L/Au:N/C:C/I:C/A:N
Name of the Vulnerable Software and Affected Versions Firefox versions prior to 152 Thunderbird versions prior to 152
Description A mitigation bypass exists within the DOM security component.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
CLSA-2026-1787115646
OPENSUSE-SU-2026:11052-1
OPENSUSE-SU-2026:11373-1
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