CVSS 3.1
6.1 mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:NCVE-2025-3859
Medium (6.1) in mozilla firefox focus. EPSS 0.2% chance of exploitation in the next 30 days.
Websites directing users to long URLs that caused eliding to occur in the location view could leverage the truncating behavior to potentially trick users into thinking they were on a different webpage. This vulnerability was fixed in Focus 138.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 10% of CVEs (scores of 2026-10-31)
- CWEs
- CWE-601, CWE-451
- Published
- Modified
- Record from
- the NVD, synced
Affected
- mozilla:firefox_focus