What is the CVSS score of CVE-2026-25764?

CVE-2026-25764 has a CVSS 3.1 base score of 3.5 (Low). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:L. EPSS exploitation probability: 0.0%.

Which versions of Openproject are affected by CVE-2026-25764?

CVE-2026-25764 is a low-severity vulnerability in OpenProject (CVSS 3.5). The limited severity suggests constrained impact, typically requiring specific conditions or local access for exploitation.

How to fix or mitigate CVE-2026-25764?

During next maintenance window: Apply vendor patches when convenient. Monitor vendor channels for updates.

Openproject CVE-2026-25764

LOW

Basic XSS (CWE-80)

2026-02-06 security-advisories@github.com

XSS Openproject

3.5

CVSS 3.1 · GitHub Advisory

Severity by source

GitHub Advisory PRIMARY

3.5 LOW

AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:L

Primary rating from GitHub Advisory · only source for this CVE.

CVSS VectorGitHub Advisory

CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:N/I:L/A:L

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

Low

Lifecycle Timeline

Analysis Generated

Mar 12, 2026 - 21:54 vuln.today

CVE Published

Feb 06, 2026 - 22:16 nvd

LOW 3.5

DescriptionGitHub Advisory

OpenProject is an open-source, web-based project management software. Prior to versions 16.6.7 and 17.0.3, an HTML injection vulnerability occurs in the time tracking function of OpenProject. The application does not escape HTML tags, an attacker with administrator privileges can create a work package with the name containing the HTML tags and add it to the Work package section when creating time tracking. This issue has been patched in versions 16.6.7 and 17.0.3.

AnalysisAI

Technical ContextAI

Classified as CWE-80 (Basic XSS). Affects the time tracking component of Openproject. OpenProject is an open-source, web-based project management software. Prior to versions 16.6.7 and 17.0.3, an HTML injection vulnerability occurs in the time tracking function of OpenProject. The application does not escape HTML tags, an attacker with administrator privileges can create a work package with the name containing the HTML tags and add it to the Work package section when creating time tracking. This issue has been patched in versions 16.6.7 and 17.0.3.

RemediationAI

Monitor vendor advisories for a patch. Implement output encoding and Content Security Policy headers. Restrict network access to the affected service where possible.