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CVE-2026-93872

HIGH CVSS: 7.5 Published: 2026-09-18 Modified: 2026-09-18

Description

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.

Affected Platforms

Unknown

Weakness Type

CWE-502

References