Use-After-Free Vulnerability in Firefox's Disability Access APIs
CVE-2025-14860

9.8CRITICAL

Key Information:

Vendor

Mozilla
Status
Firefox
Vendor
CVE Published:
18 December 2025

What is CVE-2025-14860?

A use-after-free vulnerability in the Disability Access APIs component of the Firefox browser allows attackers to exploit memory management errors. This can potentially lead to arbitrary code execution, exposing users to various security risks. It primarily affects versions of Firefox prior to 146.0.1, thereby necessitating immediate updates for users to mitigate any potential threats.

Affected Version(s)

Firefox < 146.0.1

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2000597
https://www.mozilla.org/security/advisories/mfsa2025-98/

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Irvan Kurniawan
JSON
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CVE-2025-14860 : Use-After-Free Vulnerability in Firefox's Disability Access APIs