CVE-2025-10534

Spoofing issue in the Site Permissions component. This vulnerability was fixed in Firefox 143 and Thunderbird 143.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1665334	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-73/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-77/	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:mozilla:firefox::::::::
	cpe:2.3:a:mozilla:thunderbird::::::::

History

No history.

Information

Published : 2025-09-16 13:15

Updated : 2026-06-17 08:28

NVD link : CVE-2025-10534

Mitre link : CVE-2025-10534

CVE.ORG link : CVE-2025-10534

JSON object : View

Products Affected

mozilla

thunderbird
firefox

CWE

CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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