Vulnerability in Mozilla Firefox
CVE-2025-13015
Spoofing issue in Firefox. This vulnerability was fixed in Firefox 145, Firefox ESR 140.5, and Firefox ESR 115.30.
EPSS: 0.002 (13.2th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.4 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N.
Affected products
- Mozilla Firefox — versions 115.30, 140.5, 145
Weakness classification (CWE)
References
- security@mozilla.org (Permissions Required)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
- security@mozilla.org (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-13015?
- CVE-2025-13015 is a low-severity vulnerability in Mozilla Firefox, classified under Authentication Bypass by Spoofing. CVSS score: 3.4/10. Published 2025-11-11.
- How severe is CVE-2025-13015?
- Low severity. CVSS v3 base score is 3.4 out of 10.