CVE-2026-46725 — Remote Code Execution in extension "Content Element Selector" (ceselector)
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 s…
Published: 2026-05-19 · CVSS: 9.2 · CVSS 4.0
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7