CVE-2018-20496

MEDIUM 5.4CVE-2018-20496 · Published 30/12/2019 · updated 17/06/2026

In short

CVE-2018-20496 is a MEDIUM (CVSS 5.4) vulnerability affecting gitlab (gitlab).
Chance of exploitation in the next 30 days (EPSS): 0.60%, higher than 48.7% of all vulnerabilities.
Fix: update to 11.5.6, 11.6.1, 11.4.13 or later.

Package	Affected versions	Patched versions
gitlab gitlab	`≥ 11.5.0, < 11.5.6≥ 11.6.0, < 11.6.1≥ 8.10.0, < 11.4.13`	`11.5.611.6.111.4.13`

Description

An issue was discovered in GitLab Community and Enterprise Edition 11.2.x through 11.4.x before 11.4.13, 11.5.x before 11.5.6, and 11.6.x before 11.6.1. It allows XSS.

References

about.gitlab.com/2018/12/31/security-release-gitlab-11-dot-6-dot-1-released · Vendor Advisory
gitlab.com/gitlab-org/gitlab-ce/issues/54427 · Exploit

More vulnerabilities in gitlab

See all →

Running one of these products? Scan your site to see whether it exposes a vulnerable version.

Scan my site free

Package

Affected versions

Patched versions

gitlab

≥ 11.5.0, < 11.5.6≥ 11.6.0, < 11.6.1≥ 8.10.0, < 11.4.13

11.5.611.6.111.4.13

More vulnerabilities in gitlab

See all →