CVE-2026-93872 — Cotonti 1.0.0 PHP Object Injection via Comments Plugin Edit Action cb Parameter
Cotonti 1.0.0 passes the base64-decoded cb parameter to unserialize() without allowed_classes restriction in the comments plugin EditAction. Registered users with comment write …
Published: 2026-09-18 · CVSS: 7.7 · CVSS 4.0
Cotonti 1.0.0 passes the base64-decoded cb parameter to unserialize() without allowed_classes restriction in the comments plugin EditAction. Registered users with comment write permissions can instantiate arbitrary PHP objects and potentially achieve file write or code execution through gadget chains.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7