Security Advisory

CVE-2021-38503

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2021-12-08 21:22:07

Last updated 2024-08-04 01:44:23

Assigner mozilla

CVSS score not scored

State PUBLISHED

Description

The iframe sandbox rules were not correctly applied to XSLT stylesheets, allowing an iframe to bypass restrictions such as executing scripts or navigating the top-level frame. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.

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