GHSA-6mgf-v5gc-vgc7
GitHub Security Advisory
⚠ Unreviewed
HIGH
Has CVE
Advisory Details
A locally-installed hostile program could send `WM_COPYDATA` messages that Firefox would process incorrectly, leading to an out-of-bounds read. *This bug only affects Firefox on Windows. Other operating systems are unaffected.*. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.
Related CVEs
Key Information
7.5
/10
Dataset
Last updated: September 9, 2025 6:37 AM
Data from GitHub Advisory Database. This information is provided for research and educational purposes.