VULNERABILITY INTELLIGENCE
CVE-2026-77138
EPSS probability0.72%
CISA KEVNot currently listed
Published2026-08-25
Last modified2026-09-28
Description
The extension fails to safely process untrusted client input of an attacker-controlled cookie directly to PHP's unserialize(). A remote, unauthenticated attacker can supply a crafted serialized payload to trigger PHP Object Injection, leading to Remote Code Execution on the TYPO3 server.
Weakness classification
- f4fb688c-4412-4426-b4b8-421ecf27b14a: CWE-502