{"id":"CVE-2026-22601","aliases":["EUVD-2026-1886","GHSA-9vrv-7h26-c7jc"],"status":"published","title":"OpenProject is Vulnerable to Code Execution in E-Mail function","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.","severity":{"version":"4.0","score":8.6,"vector":"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","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00378,"percentile":0.32188,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-77"],"published":"2026-01-10T01:06:05Z","modified":"2026-10-28T02:31:03Z","products":[{"vendor":"openproject","product":"openproject"},{"vendor":"opf","product":"openproject"}],"references":[{"url":"https://github.com/opf/openproject/security/advisories/GHSA-9vrv-7h26-c7jc","tags":["x_refsource_CONFIRM","Vendor Advisory","advisory"]},{"url":"https://github.com/opf/openproject/releases/tag/v16.6.2","tags":["x_refsource_MISC","Release Notes","web"]},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22601.json","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-22601","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-22601","title":"OpenProject is Vulnerable to Code Execution in E-Mail function","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.","status":"published","published":"2026-01-10T01:06:05.43Z","modified":"2026-01-12T19:16:44.111Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high","assessor":"cna"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T13:39:05.585774Z"}],"euvd":[{"id":"EUVD-2026-1886","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.","status":"published","published":"2026-01-10T01:06:05Z","modified":"2026-01-12T19:16:44Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high"}],"updated_at":"2026-11-02T19:48:53.22038Z"}],"nvd":[{"id":"CVE-2026-22601","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.","status":"published","published":"2026-01-10T02:15:48.913Z","modified":"2026-06-17T10:20:08.543Z","cvss":[{"version":"4.0","score":8.6,"vector":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T14:12:03.683495Z"}],"osv":[{"id":"CVE-2026-22601","title":"OpenProject is Vulnerable to Code Execution in E-Mail function","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.","status":"published","published":"2026-01-10T01:06:05.43Z","modified":"2026-10-28T02:31:03.040796542Z","cvss":[{"version":"4.0","score":8.6,"vector":"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","level":"high"}],"cwes":["CWE-77"],"updated_at":"2026-11-02T15:44:58.42038Z"}]}}