Vulnerability Report

CVE-2026-1230

Title: GitLab Repository Download Code Mismatch

Other

Proof Of Concept

No public PoC currently indexed for CVE-2026-1230.

CWE Category CWE-706
Published Date Mar 11, 2026
Modified Date Mar 17, 2026
Exploit Status Not Found
Score 4.1 CVSS v3.1
Exploit Probability (EPSS)
0.06%

Vulnerability Summary

CVE-2026-1230: GitLab has remediated an issue in GitLab CE/EE affecting all versions from 1.0 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to cause repository downloads to contain different code than displayed in the web interface due to incorrect validation of branch references under certain circumstances.

Impacted Vendors

G
gitlab 1
J
jenkins 1

Reference Links

https://about.gitlab.com/releases/2026/03/11/patch-release-gitlab-18-9-2-released/ https://gitlab.com/gitlab-org/gitlab/-/work_items/587002 https://hackerone.com/reports/3505165
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
NONE
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
CVSS v3.1
Source Entity [email protected]
Severity MEDIUM
4.1
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
CHANGED
RAW VECTOR CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:N/I:L/A:N

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2026-1230 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

MODIFIED

Vulnerability data updated via NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction NONE
CVSS Vector String CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

Affected Stack

No specific products linked.