CVE Catalog

CVE-2022-50898

High
Published: Translated: NVD NIST

Summary

NanoCMS 0.4 contains an authenticated file upload vulnerability that allows remote code execution through unvalidated page content creation. Authenticated attackers can upload PHP files with arbitrary code to the server's pages directory by exploiting the page creation mechanism without proper input sanitization.

Risk Assessment

The risk for the organization includes full server compromise by an authenticated user, potentially leading to data theft, content modification, or use of the server for further attacks.

Recommendation

It is recommended to immediately update NanoCMS to the latest version or apply security patches. Additionally, restrict user privileges and implement file upload validation, blocking executable extensions.

Related vulnerabilities

Original NVD description (English source)

NanoCMS 0.4 contains an authenticated file upload vulnerability that allows remote code execution through unvalidated page content creation. Authenticated attackers can upload PHP files with arbitrary code to the server's pages directory by exploiting the page creation mechanism without proper input sanitization.

Vulnerability data from NVD (NIST) · CISA KEV · EPSS