Mozilla Foundation Security Advisory 2025-98

Security Vulnerabilities fixed in Firefox 146.0.1

Announced
December 18, 2025
Impact
high
Products
Firefox
Fixed in
  • Firefox 146.0.1

#CVE-2025-14860: Use-after-free in the Disability Access APIs component

Reporter
Irvan Kurniawan
Impact
high
References

#CVE-2025-14861: Memory safety bugs fixed in Firefox 146.0.1

Reporter
Andrew McCreight and the Mozilla Fuzzing Team
Impact
high
Description

Memory safety bugs present in Firefox 146. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.

References