TYPO3 Remote Code Execution in extension "Site Crawler" (crawler)

The TYPO3 Crawler extension passes the X-T3Crawler-Meta response header from crawled URLs directly to PHP's unserialize. An attacker controlling a crawled endpoint can inject arbitrary serialized PHP objects, leading to Remote Code Execution on the TYPO3 server. Exploitation requires administrati...

CVE-2026-8727

The Crawler extension passes the X-T3Crawler-Meta response header from crawled URLs directly to PHP's unserialize. An attacker controlling a crawled endpoint can inject arbitrary serialized PHP objects, leading to Remote Code Execution on the TYPO3 server. Exploitation requires administrative...

EUVD-2026-30854

The Crawler extension passes the X-T3Crawler-Meta response header from crawled URLs directly to PHP's unserialize. An attacker controlling a crawled endpoint can inject arbitrary serialized PHP objects, leading to Remote Code Execution on the TYPO3 server. Exploitation requires administrative...

TYPO3 Extension Site Crawler 代码问题漏洞

TYPO3 Extension Site Crawler is an open-source extension for TYPO3 that handles site crawling and indexing tasks. There are code vulnerabilities in TYPO3 Extension Site Crawler; these vulnerabilities stem from the direct deserialization of the X-T3Crawler-Meta response header, which may lead to...

PT-2026-41867

The Crawler extension passes the X-T3Crawler-Meta response header from crawled URLs directly to PHP's unserialize. An attacker controlling a crawled endpoint can inject arbitrary serialized PHP objects, leading to Remote Code Execution on the TYPO3 server. Exploitation requires administrative...

CVE-2026-8727: Deserialization of Untrusted Data

The Crawler extension passes the X-T3Crawler-Meta response header from crawled URLs directly to PHP's unserialize. An attacker controlling a crawled endpoint can inject arbitrary serialized PHP objects, leading to Remote Code Execution on the TYPO3 server. Exploitation requires administrative...