CVE-2022-50898 - CVE House
Back to Database
Status published High CVE-2022-50898

NanoCMS 0.4 - Remote Code Execution (RCE) (Authenticated)

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2022-50898

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • p1ckzi

References

Affected Vendor

Affected Software

NanoCMS
Vulnerable Versions:
0.4

Timeline

Official Publish: January 13th, 2026
Last Modified: January 29th, 2026
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-434

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1505.003 Web Shell
Persistence
T1105 Ingress Tool Transfer
Command and Control
T1059 Command and Scripting Interpreter
Execution
T1565.002 Stored Data Manipulation
Impact