CVE-2026-7043: GreenCMS index.php pluginAddLocal unrestricted upload

Severity: medium (CVSS 6.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-04-26 · updated 2026-06-17
Weakness: CWE-284

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

GreenCMS: 2.0, 2.1, 2.2, 2.3

References

https://github.com/ueh1013/VULN/issues/7
https://vuldb.com/submit/798529
https://vuldb.com/vuln/359622
https://vuldb.com/vuln/359622/cti

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