NULL pointer dereference in Mozilla products - CVE-2026-92032

 

NULL pointer dereference in Mozilla products - CVE-2026-92032

Published: September 15, 2026


Vulnerability identifier: #VU150060
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-2026-92032
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to escape the sandbox.

The vulnerability exists due to an invalid pointer in the Graphics component when processing web content. A remote attacker can trigger the invalid pointer condition to escape the sandbox.


Affected software

Firefox ESR
Mozilla Firefox
Firefox for Android

How to mitigate CVE-2026-92032

Install security update from vendor's website.

Firefox ESR - addressed in versions 140.16.0, 153.3.0
Firefox for Android - update to 156.0
Mozilla Firefox - update to 156.0

External References

Related Security Bulletins