CVE-2026-61511 - Geek Feed

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vBulletin fixes critical pre-auth RCE flaw with public exploit

August 1, 2026August 1, 2026 geekfeed0Tagged CVE-2026-61511, exploit, Forum, poc, Proof of Concept, rce, Remote Code Execution, vBulletin, vulnerability

A critical vulnerability in the vBulletin forum software allows unauthenticated attackers to execute arbitrary PHP code through template rendering. The security issue is tracked as CVE-2026-61511 and affects vBulletin versions in the 5.x and 6.x branches up to 5.7.5 and 6.2.1, respectively. vBulletin is a PHP-based proprietary forum platform released in 2000 and used by large online […]

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