TYPO3 Extension "Content Element Selector" vulnerabilities
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Published CVEs affecting TYPO3 Extension "Content Element Selector": 1 record(s), with affected versions and fixes.
CVE-2026-46725
Critical · 9.2
Public exploit CWE-502 May 19, 2026
TYPO3 Extension PHP Object Injection via Cookie Deserialization (CVE-2026-46725)
The extension passes an attacker-controlled cookie directly to PHP's unserialize() without safely processing the input. A remote, unauthenticated attacker can supply a crafted serialized payload to trigger PHP Object Injection, leading to Remote Code Execution on the TYPO3 server. Exploitation requires the content element to be configured with "Persistent Mode: Static" in the plugin settings.