vBulletin Pre-Auth RCE Flaw Allows Remote PHP Code Execution
Mon Jul 27 2026
Patch Management
Vulnerability
gbhackers.com
A critical pre-authentication remote code execution vulnerability in vBulletin, tracked as CVE-2026-61511, could allow unauthenticated attackers to execute arbitrary PHP code on vulnerable forum servers. This issue affects vBulletin versions 6.2.1 and earlier, as well as 6.1.6 and earlier, according to a July 27, 2026, disclosure from SSD Secure Disclosure. If exploited successfully, this vulnerability […]
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