CVE-2021-39910

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CVSS 3.1

4.3 medium

EPSS

<1%p59

Published

Dec 13, 2021 (Dec 13, 2021)

Modified

Jun 17, 2026

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.6 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. GitLab was vulnerable to HTML Injection through the Swagger UI feature.

Vendors: gitlab
Products: gitlab
Weakness: CWE-79
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

NVD CVE.org GitHub PoCs EPSS (1.0%)

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