CVE-2021-38503

CVE Information
CVE ID
CVE-2021-38503
Severity
CRITICAL CVSS 10.0
Publish Date
2021-12-08
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.

Collection Date
2026-01-13
Impact Summary
Affected Hosts 1
Related Incidents 0
Related Alerts 0
Affected Hosts (1)
Hostname OS Type Severity Total CVEs
inbridge-ubt-24 LINUX CRITICAL 2364