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Vulnerability Intelligence

CVE-2026-22601 | Mondoo Vulnerability Intelligence

CVE-2026-22601

HIGH8.6

OpenProject is Vulnerable to Code Execution in E-Mail function

Published Jan 10, 2026

Modified 4 days ago

No fix available

Details

OpenProject is an open-source, web-based project management software. For OpenProject version 16.6.1 and below, a registered administrator can execute arbitrary command by configuring sendmail binary path and sending a test email. This issue has been patched in version 16.6.2.

References

WEBhttps://github.com/opf/openproject/releases/tag/v16.6.2 WEBhttps://github.com/opf/openproject/security/advisories/GHSA-9vrv-7h26-c7jc ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2026-22601

CVSS Analysis

CVSS v4.0

8.6

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Attack Requirements

NoneAT:N

Privileges Required

HighPR:H

User Interaction

NoneUI:N

Vulnerable System

Vuln. Confidentiality

HighVC:H

Vuln. Integrity

HighVI:H

Vuln. Availability

HighVA:H

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

8.6/CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

Weakness Type (CWE)

Input Validation

Command Injection

Ecosystems

Timeline

PublishedJan 10, 2026

ModifiedJan 12, 2026