GHSA-h5mr-xp97-c4p5
GitHub Security Advisory
⚠ Unreviewed
CRITICAL
Has CVE
Advisory Details
It was possible to construct specific XSLT markup that would be able to bypass an iframe sandbox. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
Related CVEs
Key Information
9.0
/10
Dataset
Last updated: November 25, 2025 6:29 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.