A vulnerability has been found in GreenCMS up to 2.3 and classified as critical. This impacts the function pluginAddLocal of the file /index.php?m=admin&c=custom&a=pluginadd. The manipulation leads to unrestricted upload. This vulnerability only affects products that are no longer supported by the maintainer.

This vulnerability is documented as CVE-2026-7043. The attack can be initiated remotely. Additionally, an exploit exists.