Security Advisory

CVE-2026-16387

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-07-21 12:38:01

Last updated 2026-07-22 19:18:50

Assigner mozilla

CVSS score not scored

State PUBLISHED

Description

Site isolation issue in the Networking component. This vulnerability was fixed in Firefox 153, Firefox ESR 140.13, Thunderbird 153, and Thunderbird 140.13.

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