Improper privilege management in Firefox for Android - CVE-2026-92033

 

Improper privilege management in Firefox for Android - CVE-2026-92033

Published: September 15, 2026


Vulnerability identifier: #VU150099
CSH Severity: High
CVSS v4: 8.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-92033
CWE-ID: CWE-269
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escalate privileges.

The vulnerability exists due to an unspecified security flaw in Firefox for Android when handling affected functionality. A remote attacker can trigger the flaw to escalate privileges.


Affected software

Firefox for Android

How to mitigate CVE-2026-92033

Install security update from vendor's website.

Firefox for Android - update to 156.0

External References

Related Security Bulletins