Memory Safety Issues in Firefox and Thunderbird Products by Mozilla
CVE-2025-14332

Currently unrated

Key Information:

Vendor

Mozilla

Status
Vendor
CVE Published:
9 December 2025

What is CVE-2025-14332?

Memory safety vulnerabilities have been identified in Mozilla's Firefox and Thunderbird versions 145, which exhibit signs of memory corruption. If exploited, these bugs could potentially allow attackers to execute arbitrary code on affected systems. The vulnerabilities underscore the importance of keeping software up to date, as they have been addressed in Firefox and Thunderbird version 146. Users are advised to update their browsers to mitigate risks associated with these memory safety issues.

Affected Version(s)

Firefox < 146

References

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Jon Coppeard, Maurice Dauer and the Mozilla Fuzzing Team
.
CVE-2025-14332 : Memory Safety Issues in Firefox and Thunderbird Products by Mozilla