Executable File Warning Bypass in Firefox for macOS
CVE-2025-6426

Currently unrated

Key Information:

Vendor

Mozilla

Vendor
CVE Published:
24 June 2025

What is CVE-2025-6426?

A security flaw in Firefox for macOS fails to properly warn users about opening files with the terminal extension, potentially allowing malicious files to be executed without warning. This issue is limited to specific versions of Firefox and does not affect other platforms or versions. Users are encouraged to update to the latest versions to mitigate risks associated with this vulnerability.

Affected Version(s)

Firefox < 140

Firefox ESR < 128.12

References

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

pwn2car
.
CVE-2025-6426 : Executable File Warning Bypass in Firefox for macOS