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CVE-2026-7044

GreenCMS index.php themeadd unrestricted upload

MEDIUM
6.3
CVSS Score
Published: April 26, 2026 at 01:30 PM UTC
Updated: June 17, 2026 at 11:01 AM UTC
1 product affected across 1 vendorGreencms

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Severity
MEDIUM6.3
Exploit prediction
EPSS 0.2%
SSVC
PoC

Description

A vulnerability was found in GreenCMS up to 2.3. Affected is the function themeadd of the file /index.php?m=admin&c=custom&a=themeadd. The manipulation results in unrestricted upload. The attack can be launched remotely. The exploit has been made public and could be used. This vulnerability only affects products that are no longer supported by the maintainer.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

VDB EntryTechnical Description
Source: cverecord
https://vuldb.com/vuln/359623
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/359623/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/798530
ExploitIssue Tracking
Source: cverecord
https://github.com/ueh1013/VULN/issues/21

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-434CWE-284

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