Remote Code Execution Vulnerability in Firefox by Mozilla
CVE-2025-11153

Currently unrated

Key Information:

Vendor

Mozilla
Status
Firefox
Vendor
CVE Published:
30 September 2025

What is CVE-2025-11153?

A vulnerability in Firefox allowing for potential remote code execution affects versions prior to 143.0.3. This weakness exposes users to exploitation through malicious web content, making it essential for users to update to the latest version to ensure robust security measures.

Affected Version(s)

Firefox < 143.0.3

References

https://bugzilla.mozilla.org/show_bug.cgi?id=1987481
https://www.mozilla.org/security/advisories/mfsa2025-80/

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Nan Wang
JSON
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CVE-2025-11153 : Remote Code Execution Vulnerability in Firefox by Mozilla