CVE-2026-76834 b2evolution CMS 6.7.8 through 7.2.5 Object Injection via Negative Integer Array Key

b2evolution CMS versions 6.7.8 through 7.2.5 contain an incomplete fix for CVE-2016-8901 where the serialized-array object check in paramcheckserializedarray fails to reject payloads with negative integer array keys. Unauthenticated attackers can submit crafted serialized PHP objects via POST...