CVE-2023-3917 | BDVDB-2026-212879 Detail

GitLabGitLab

Description#

Denial of Service in pipelines affecting all versions of Gitlab EE and CE prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1 allows attacker to cause pipelines to fail.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: network.

Weaknesses#

CWE-1287 Improper Validation of Specified Type of Input

References#

Exploit#

https://hackerone.com/reports/2055158

History#

Version 12023-09-29Record published in the CVE List.
Version 22026-04-29Most recent update recorded in the CVE List.

Published

Published: 2023-09-29
Last modified: 2026-04-29

Vendor information

Vendor: GitLab
Product: GitLab

All GitLab vulnerabilities

Score

4.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 60.8.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
< 16.2.8
Fixed
16.2.8
Vulnerable
>= 16.3 and < 16.3.5
Fixed
16.3.5
Vulnerable
>= 16.4 and < 16.4.1
Fixed
16.4.1

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.3 Medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Metric breakdown
Attack Vector	Network
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	None
Integrity	None
Availability	Low

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).