CVE-2025-8031

The `username:password` part was not correctly stripped from URLs in CSP reports potentially leaking HTTP Basic Authentication credentials. This vulnerability affects Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13, and Thunderbird < 140.1.

CVSS v3 9.8 CRITICAL

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1971719
https://www.mozilla.org/security/advisories/mfsa2025-56/
https://www.mozilla.org/security/advisories/mfsa2025-58/
https://www.mozilla.org/security/advisories/mfsa2025-59/
https://www.mozilla.org/security/advisories/mfsa2025-61/
https://www.mozilla.org/security/advisories/mfsa2025-62/
https://www.mozilla.org/security/advisories/mfsa2025-63/

Configurations

No configuration.

History

23 Jul 2025, 14:15

Type	Values Removed	Values Added
Summary		(es) La parte `username:password` no se eliminó correctamente de las URL en los informes de CSP, lo que podría filtrar credenciales de autenticación básica HTTP. Esta vulnerabilidad afecta a Firefox < 141, Firefox ESR < 128.13, Firefox ESR < 140.1, Thunderbird < 141, Thunderbird < 128.13 y Thunderbird < 140.1.
CWE		CWE-276
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : unknown v3 : 9.8

22 Jul 2025, 21:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-07-22 21:15

Updated : 2025-07-25 15:29

NVD link : CVE-2025-8031

Mitre link : CVE-2025-8031

CVE.ORG link : CVE-2025-8031

JSON object : View

Products Affected

No product.

CWE

CWE-276

Incorrect Default Permissions

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