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CVE-2021-39935

CWE-918

High

85.1

RPS

Description

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.5 before 14.3.6, all versions starting from 14.4 before 14.4.4, all versions starting from 14.5 before 14.5.2. Unauthorized external users could perform Server Side Requests via the CI Lint API

Source: NVD

Signals

CVSS
6.8
Medium · v3.1
EPSS
36.14%
Probability of exploitation in the next 30 days (FIRST)
CISA KEV
In CISA KEV since Feb 2026
Fix commit
No known fix commit
Sources: MoreFixes, FreshFixes
Weakness
CWE-918
Published
13 Dec 2021
Last modified 4 Feb 2026

How to read these signals: RPS · EPSS · CISA KEV · Data sources

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Data as of 8 Oct 2026, 05:16 UK time

CVE-2021-39935 · RPS 85.1 · DevSecure Intelligence