File Handling Vulnerability in Firefox by Mozilla
CVE-2026-106016

Currently unrated

Key Information:

Vendor: Mozilla
Status: Firefox
Vendor: CVE Published:; 6 October 2026

What is CVE-2026-106016?

A vulnerability has been identified in the File Handling component of Firefox that allows for a mitigation bypass. This issue can potentially be exploited to compromise the security of users. Mozilla has addressed this vulnerability in Firefox version 157.0.1, enhancing the application's resilience against attacks targeting file handling capabilities.

Affected Version(s)

Firefox 157.0.1

References

https://bugzilla.mozilla.org/show_bug.cgi?id=2067465

https://www.mozilla.org/security/advisories/mfsa2026-104/

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Oct 6, 2026
Vulnerability Reserved
Oct 6, 2026

Credit

Abdulrahman Alzahrani

CVE-2026-106016 Data

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