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CVE-2025-10531

nvd nist
Published: Sep 16, 2025Modified: Apr 13, 2026

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5.4
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Exploitability: 2.8 / Impact: 2.5
Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

Mitigation bypass in the Web Compatibility: Tooling component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.

Affected (2)

Mozilla
2 products
Firefox
Thunderbird
Configuration A
2 vulnerable
Vulnerable SoftwareAffected Versions
Firefox
Before 143.0
Thunderbird
Before 143.0

Related CWEs

CWE-288
Authentication Bypass Using an Alternate Path or Channel
A product requires authentication, but the product has an alternate path or channel that does not require authentication.

References (3)

Source: security@mozilla.org
Permissions Required
Source: security@mozilla.org
Vendor Advisory
Source: security@mozilla.org
Vendor Advisory

Timeline

No history available yet.