CVE-2025-8043
Incorrect URL truncation
CRITICAL 9.8EPSS 0.4%
Focus incorrectly truncated URLs towards the beginning instead of around the origin. This vulnerability affects Firefox < 141 and Thunderbird < 141.
- Affected
- Mozilla · Firefox
- CVSS v3.1 CNA
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - EPSS
- 0.40% chance of exploitation in the next 30 days, 33rd percentile
- Published
- 2025-07-22
- Updated
- 2026-04-13