Vulnerabilities > CVE-2022-39297 - Deserialization of Untrusted Data vulnerability in Melistechnology Meliscms
Summary
MelisCms provides a full CMS for Melis Platform, including templating system, drag'n'drop of plugins, SEO and many administration tools. Attackers can deserialize arbitrary data on affected versions of `melisplatform/melis-cms`, and ultimately leads to the execution of arbitrary PHP code on the system. Conducting this attack does not require authentication. Users should immediately upgrade to `melisplatform/melis-cms` >= 5.0.1. This issue was addressed by restricting allowed classes when deserializing user-controlled data.
Vulnerable Configurations
Common Weakness Enumeration (CWE)
References
- https://github.com/melisplatform/melis-cms/commit/d124b2474699a679a24ec52620cadceb3d4cec11
- https://github.com/melisplatform/melis-cms/commit/d124b2474699a679a24ec52620cadceb3d4cec11
- https://github.com/melisplatform/melis-cms/security/advisories/GHSA-m3m3-6gww-7gj9
- https://github.com/melisplatform/melis-cms/security/advisories/GHSA-m3m3-6gww-7gj9