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Description

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.

PUBLISHED Reserved 2026-01-07 | Published 2026-01-10 | Updated 2026-01-12 | Assigner GitHub_M




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

Problem types

CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection')

Product status

< 16.6.2
affected

References

github.com/...roject/security/advisories/GHSA-9vrv-7h26-c7jc

github.com/opf/openproject/releases/tag/v16.6.2

cve.org (CVE-2026-22601)

nvd.nist.gov (CVE-2026-22601)

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