PT-2026-141628

CVE-2026-124863

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Published

2026-11-10

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Updated

2026-11-10

Description by

CVSS 3.1
8.8
High
MetricsAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Use-after-free in the DOM: HTML Parser component. This vulnerability was fixed in Firefox 160, Firefox ESR 115.45, Firefox ESR 153.7, and Thunderbird 160.
Exploitability
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-416: Use After Free
Related identifiers
CVE-2026-124863
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