Vulnerability · Published Apr 26, 2026 · Assigned by VulDB
CVE-2026-7043GreenCMS index.php pluginAddLocal unrestricted upload
Medium 6.3
In plain English
A medium-severity unrestricted file upload in GreenCMS. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).
Official description
A vulnerability has been found in GreenCMS up to 2.3. This impacts the function pluginAddLocal of the file /index.php?m=admin&c=custom&a=pluginadd. The manipulation leads to unrestricted upload. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
Affected products (as reported)
Weakness: CWE-434, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
References
- VDB-359622 | GreenCMS index.php pluginAddLocal unrestricted upload vdb-entry, technical-description
- VDB-359622 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
- Submit #798529 | https://github.com/GreenCMS/GreenCMS GreenCMS v2.3 arbitrary file deletion third-party-advisory
- https://github.com/ueh1013/VULN/issues/7 exploit, issue-tracking