What is CVE-2017-0917?

CVE-2017-0917 is a medium-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-03-21.

How severe is CVE-2017-0917?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in GitLab

CVE-2017-0917

Gitlab Community Edition version 10.2.4 is vulnerable to lack of input validation in the CI job component resulting in persistent cross site scripting.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-03-21 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.013 (68.3th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 68.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

GitLab
GitLab Community And Enterprise Editions — versions 10.2.0 - 10.2.5 Fixed in 10.2.6, 10.3.0 - 10.3.3 Fixed in 10.3.4, 9.1.0 - 10.1.5 Fixed in 10.1.6
Debian Linux — versions 9.0

Weakness classification (CWE)

References

www.debian.org/security/2018/dsa-4145 (vendor-advisory, Third Party Advisory)
hackerone.com/reports/299525 (Permissions Required)
about.gitlab.com/2018/01/16/gitlab-10-dot-3-dot-4-released/ (Vendor Advisory)

Frequently asked questions

What is CVE-2017-0917?: CVE-2017-0917 is a medium-severity vulnerability in GitLab, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-03-21.
How severe is CVE-2017-0917?: Medium severity. CVSS v3 base score is 6.1 out of 10.