Security Advisory

CVE-2026-12291

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-06-16 11:52:24

Last updated 2026-07-15 11:48:11

Assigner mozilla

CVSS score not scored

State PUBLISHED

Description

Use-after-free in the Networking: HTTP component. This vulnerability was fixed in Firefox 152, Firefox ESR 140.12, Firefox ESR 115.37, Thunderbird 152, and Thunderbird 140.12.

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