What is CVE-2026-23625?

CVE-2026-23625 is a high-severity vulnerability in Openproject, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2026-01-19.

How severe is CVE-2026-23625?

High severity. CVSS v3 base score is 8.7 out of 10.

XSS in Openproject

CVE-2026-23625

OpenProject is an open-source, web-based project management software. Versions 16.3.0 through 16.6.4 are affected by a stored cross-site scripting vulnerability in the Roadmap view. OpenProject’s roadmap view renders the “Related work pack…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (10.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.7 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N.

Affected products

Openproject
Opf Openproject — versions >= 16.3.0, < 16.6.5

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
security-advisories@github.com (x_refsource_MISC, Release Notes)
security-advisories@github.com (x_refsource_MISC, Release Notes)

Frequently asked questions

What is CVE-2026-23625?: CVE-2026-23625 is a high-severity vulnerability in Openproject, classified under Cross-site Scripting. CVSS score: 8.7/10. Published 2026-01-19.
How severe is CVE-2026-23625?: High severity. CVSS v3 base score is 8.7 out of 10.