CVE-2021-39935

KEV
Published: Dic 13, 2021 Last Modified: Feb 04, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,8
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: none
User Interaction: none
Scope: changed
Confidentiality: high
Integrity: none
Availability: none
MEDIUM 5,0
Source: [email protected]
Access Vector: network
Access Complexity: low
Authentication: none
Confidentiality: partial
Integrity: none
Availability: none

Description

AI Translation Available

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

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,2825
Percentile
1,0th
Updated

EPSS Score Trend (Last 90 Days)

918

Server-Side Request Forgery (SSRF)

Incomplete
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Confidentiality Integrity Access Control
Potential Impacts:
Read Application Data Execute Unauthorized Code Or Commands Bypass Protection Mechanism
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
View CWE Details
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 14.4.0 (inclusive)
To 14.4.4 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 10.5.0 (inclusive)
To 14.3.6 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 14.5.0 (inclusive)
To 14.5.2 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 10.5.0 (inclusive)
To 14.3.6 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 14.4.0 (inclusive)
To 14.4.4 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Gitlab by Gitlab

Product Information
Vendor Gitlab
Product Gitlab
Version Range Affected
From 14.5.0 (inclusive)
To 14.5.2 (exclusive)
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021…
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2…
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39935.json
https://gitlab.com/gitlab-org/gitlab/-/issues/346187
https://gitlab.com/gitlab-org/gitlab/-/issues/346187
https://hackerone.com/reports/1236965
https://hackerone.com/reports/1236965
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2…
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39935.json
https://gitlab.com/gitlab-org/gitlab/-/issues/346187
https://gitlab.com/gitlab-org/gitlab/-/issues/346187
https://hackerone.com/reports/1236965
https://hackerone.com/reports/1236965