GHSA-9wxw-f5fm-cf3j
GitHub Security Advisory
⚠ Unreviewed
MODERATE
Has CVE
Advisory Details
Through a series of navigations, Firefox could have entered fullscreen mode without notification or warning to the user. This could lead to spoofing attacks on the browser UI including phishing. This vulnerability affects Firefox < 94, Thunderbird < 91.3, and Firefox ESR < 91.3.
Related CVEs
Key Information
5.0
/10
Dataset
Last updated: November 26, 2025 6:30 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.