PT-2026-2221 · Openproject · Openproject

Published 2026-01-10 · Updated 2026-01-15 · CVE-2026-22601

Positive Technologies (AI Summary)

CVSS v4.0

8.6

High

Base vector

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

Name of the Vulnerable Software and Affected Versions OpenProject versions 16.6.1 and below

Description OpenProject is a web-based project management software. A registered administrator can execute arbitrary commands by configuring the sendmail binary path and sending a test email. The issue allows for command execution through the email functionality.

Recommendations Update to OpenProject version 16.6.2 or later.

Exploit

Fix

Command Injection

Weakness Enumeration

CWE-77

Related Identifiers

CVE-2026-22601

GHSA-9VRV-7H26-C7JC

Affected Products

Openproject

References · 11

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/22xxx/CVE-2026-22601.json · Exploit
• https://github.com/opf/openproject/security/advisories/GHSA-9vrv-7h26-c7jc · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2026-22601 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2026-22601 · Security Note
• https://github.com/opf/openproject/releases/tag/v16.6.2 · Note
• https://twitter.com/CVEnew/status/2009846295960473992 · Twitter Post
• https://twitter.com/VulmonFeeds/status/2009956312063381637 · Twitter Post
• https://t.me/CVEtracker/41897 · Telegram Post
• https://twitter.com/MantodeaSec/status/2010751620565647557 · Twitter Post
• https://twitter.com/cracbot/status/2011755297355022758 · Twitter Post
• https://t.me/cveNotify/148328 · Telegram Post