What is CVE-2026-30235?

CVE-2026-30235 is a medium-severity vulnerability in Opf Openproject, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2026-03-11.

How severe is CVE-2026-30235?

Medium severity. CVSS v3 base score is 6.5 out of 10.

XSS in Opf Openproject

CVE-2026-30235

OpenProject is an open-source, web-based project management software. Prior to 17.2.0, this vulnerability occurs due to improper validation of OpenProject’s Markdown rendering, specifically in the hyperlink handling. This allows an attacke…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (27.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

Opf Openproject — versions < 17.2.0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

https://github.com/opf/openproject/security/advisories/GHSA-9rv2-9xv5-gpq8 (x_refsource_CONFIRM)

Frequently asked questions

What is CVE-2026-30235?: CVE-2026-30235 is a medium-severity vulnerability in Opf Openproject, classified under Cross-site Scripting. CVSS score: 6.5/10. Published 2026-03-11.
How severe is CVE-2026-30235?: Medium severity. CVSS v3 base score is 6.5 out of 10.