CVE-2026-70554

MaxSite CMS contains a PHP object injection vulnerability that allows unauthenticated attackers to execute arbitrary code by passing attacker-controlled serialized data in the maxsitecomuser cookie directly to unserialize without validation or class allowlisting. Attackers can craft a malicious...

EUVD-2026-52894

MaxSite CMS contains a PHP object injection vulnerability that allows unauthenticated attackers to execute arbitrary code by passing attacker-controlled serialized data in the maxsitecomuser cookie directly to unserialize without validation or class allowlisting. Attackers can craft a malicious...

CVE-2026-70554

CVE-2026-70554 affects MaxSite CMS. It describes an unauthenticated PHP object injection via the maxsite_comuser cookie, where unvalidated serialized data is passed directly to unserialize(), allowing an attacker to reconstruct object graphs and trigger magic methods. This can enable property-ori...