Security Advisory

CVE-2025-5263

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2025-05-27 12:29:22

Last updated 2026-04-13 14:27:56

Assigner mozilla

State PUBLISHED

Description

Error handling for script execution was incorrectly isolated from web content, which could have allowed cross-origin leak attacks. This vulnerability was fixed in Firefox 139, Firefox ESR 115.24, Firefox ESR 128.11, Thunderbird 139, and Thunderbird 128.11.

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