CVE-2025-6426

The executable file warning did not warn users before opening files with the `terminal` extension. *This bug only affects Firefox for macOS. Other versions of Firefox are unaffected.* This vulnerability affects Firefox < 140, Firefox ESR < 128.12, Thunderbird < 140, and Thunderbird < 128.12.

CVSS v3 8.8 HIGH

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://bugzilla.mozilla.org/show_bug.cgi?id=1964385	Permissions Required
https://www.mozilla.org/security/advisories/mfsa2025-51/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-53/	Vendor Advisory
https://www.mozilla.org/security/advisories/mfsa2025-54/
https://www.mozilla.org/security/advisories/mfsa2025-55/

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:a:mozilla:firefox:::::esr:::*
	cpe:2.3:a:mozilla:firefox:::::-:::*

cpe:2.3:o:apple:macos:-:*:*:*:*:*:*:*

History

14 Jul 2025, 19:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2025-06-24 13:15

Updated : 2025-07-14 19:15

NVD link : CVE-2025-6426

Mitre link : CVE-2025-6426

CVE.ORG link : CVE-2025-6426

JSON object : View

Products Affected

apple

macos

mozilla

firefox

CWE

CWE-345

Insufficient Verification of Data Authenticity

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