CVE-2023-4522

Improper Validation of Specified Type of Input in GitLab

4.3 MediumFix available

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: None

What an attacker can affect

Confidentiality: None
Integrity: None
Availability: Low

Exploit likelihood

1.15%Up 1.1 points since Aug 30, 2023

What each source reports

CVE List Score used 4.3

Improper Validation of Specified Type of Input in GitLab

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: CVE-2023-4522
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-1287
Updated: 2026-11-02

EUVDEUVD-2023-54377 4.3

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: EUVD-2023-54377
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

GitHub AdvisoriesGHSA-3cw2-66px-r367 4.3

An issue has been discovered in GitLab affecting all versions starting from 16.2.0. Committing...

An issue has been discovered in GitLab affecting all versions starting from 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit

Record: GHSA-3cw2-66px-r367
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-138, CWE-1287
Updated: 2026-11-02

NVD 4.3

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: CVE-2023-4522
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-1287
Updated: 2026-11-02

OSV 4.3

Improper Validation of Specified Type of Input in GitLab

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: CVE-2023-4522
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Weakness: CWE-1287
Updated: 2026-11-02

OSVUBUNTU-CVE-2023-4522 5.3

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: UBUNTU-CVE-2023-4522
CVSS 3.1: 5.3 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS 3.1: 4.3 MediumCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
Updated: 2026-11-02

OSVBIT-gitlab-2023-4522 No score

Improper Validation of Specified Type of Input in GitLab

An issue has been discovered in GitLab affecting all versions before 16.2.0. Committing directories containing LF character results in 500 errors when viewing the commit.

Record: BIT-gitlab-2023-4522
Updated: 2026-11-02

Affected products

gitlab

Affected packages

Affected packages
Package	Affected	Fixed
`gitlab` Bitnami	before 16.2.0	16.2.0
`gitlab` Ubuntu:16.04:LTS	All versions, plus listed versions 8.4.3+dfsg-98.4.3+dfsg-128.5.8+dfsg-5	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2023-4522 is a medium vulnerability (CVSS 4.3) in Gitlab, published August 30, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.15%, the 67th percentile. Fixed in gitlab 16.2.0.

Attack profile

How easy it is to exploit

What an attacker can affect

Exploit likelihood

What each source reports

Affected products

Affected packages

History

In short

References