High 8.6Published Jan 9, 2026

CVE-2026-22601OpenProject is Vulnerable to Code Execution in E-Mail function

Updated under an hour ago (Oct 26, 2026, 3:10 PM ET)

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It affects opf openproject and 1 other product. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for opf openproject

Exploited in the last 30 days

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.

CVSS: 8.6 HIGH (v4.0, CNA)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 (CWE): CWE-77
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: GitHub_M
NVD analysis: Analyzed
Record last updated: Jan 12, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

opf openproject opf:openproject (from the name)	before 16.6.2	CNA record
openproject openproject openproject:openproject	before 16.6.2	NVD

References

References

https://github.com/opf/openproject/security/advisories/GHSA-9vrv-7h26-c7jc	x-refsource-confirm, vendor-advisory
https://github.com/opf/openproject/releases/tag/v16.6.2	x-refsource-misc, release-notes

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.