CVEvulnerability
CVE-2025-8031
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2025-07-22
- Last modified
- 2026-10-05
- Assigner
- [email protected]
- CVSS 3.1 (134c704f-9b21-4f2e-91b3-4a467353bcc0)
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-276
Description
The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability was fixed in Firefox 141, Firefox ESR 128.13, Firefox ESR 140.1, Thunderbird 141, Thunderbird 128.13, and Thunderbird 140.1.
Affected configurations
• mozilla firefox (< 128.13.0)
• mozilla firefox (< 141.0)
• mozilla firefox (>= 140.0 < 140.1.0)
• mozilla thunderbird (< 128.13.0)
• mozilla thunderbird (< 141.0)
• mozilla thunderbird (>= 140.0 < 140.1.0)
Related
Weakness · CWE (1)
- CWE-276 Incorrect Default Permissions weakness
References
- https://bugzilla.mozilla.org/show_bug.cgi?id=1971719 Permissions Required
- https://www.mozilla.org/security/advisories/mfsa2025-56/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-58/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-59/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-61/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-62/ Vendor Advisory
- https://www.mozilla.org/security/advisories/mfsa2025-63/ Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/07/msg00016.html lists.debian.org