Remote Code Execution Vulnerability Affecting Firefox Browser
CVE-2025-10534

Currently unrated

Key Information:

Vendor

Mozilla

Status
Vendor
CVE Published:
16 September 2025

What is CVE-2025-10534?

This vulnerability in the Firefox browser allows potential attackers to execute arbitrary code on affected systems when users are tricked into accessing malicious web content. It specifically impacts versions of Firefox prior to 143, emphasizing the importance of keeping browsers updated to the latest versions to mitigate such risks. Mozilla has addressed this issue in their security advisories, and users are urged to upgrade to the latest version to ensure their security.

Affected Version(s)

Firefox < 143

References

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

Emma ZĂĽhlcke
.
CVE-2025-10534 : Remote Code Execution Vulnerability Affecting Firefox Browser