CVE-2025-10534

8.1 HIGH
Published: September 16, 2025 Modified: October 30, 2025
View on NVD

Description

Spoofing issue in the Site Permissions component. This vulnerability affects Firefox < 143 and Thunderbird < 143.

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CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1665334
Source: security@mozilla.org
Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-73/
Source: security@mozilla.org
Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-77/
Source: security@mozilla.org
Vendor Advisory

3 reference(s) from NVD

Quick Stats

CVSS v3 Score
8.1 / 10.0
EPSS (Exploit Probability)
0.0%
14th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-79

Affected Vendors

mozilla

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