Improper Link Validation in OpenProject Web-Based Project Management Software
CVE-2026-30235

6.5MEDIUM

Key Information:

Vendor

Opf

Status
Openproject
Vendor
CVE Published:
11 March 2026

What is CVE-2026-30235?

OpenProject, an open-source web-based project management tool, exhibits a vulnerability due to inadequate validation in its Markdown rendering functionality, particularly regarding hyperlink management. This flaw may allow attackers to insert malicious hyperlinks that could lead to DOM clobbering. Such exploitation can result in significant disruptions, potentially crashing the application or rendering it unusable by replacing essential DOM functions with HTML elements. This flaw has been resolved in OpenProject version 17.2.0.

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Affected Version(s)

openproject < 17.2.0

References

https://github.com/opf/openproject/security/advisories/GH...
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CVSS V3.1

Score:
6.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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