XSS in Gitlab

CVE-2020-13345

An issue has been discovered in GitLab affecting all versions starting from 10.8. Reflected XSS on Multiple Routes

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.009 (55.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L.

Affected products

Gitlab — versions >=10.8, <13.2.10, >=13.3.0, <13.3.7, >=13.4.0, <13.4.2

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@gitlab.com (x_refsource_MISC, Broken Link)
cve@gitlab.com (Permissions Required, Exploit, Third Party Advisory, x_refsource_MISC)
cve@gitlab.com (x_refsource_CONFIRM, Vendor Advisory)

Frequently asked questions

What is CVE-2020-13345?: CVE-2020-13345 is a medium-severity vulnerability in Gitlab, classified under Cross-site Scripting. CVSS score: 5.5/10. Published 2020-10-06.
How severe is CVE-2020-13345?: Medium severity. CVSS v3 base score is 5.5 out of 10.