Improper authorization in GitLab Community and Enterprise Editions
Priority MEDIUM 41CWE-285Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-285.
Summary
Gitlab Community Edition version 10.3 is vulnerable to an improper authorization issue in the Oauth sign-in component resulting in unauthorized user login.
Why it matters now
EPSS 0.01408 72nd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| GitLab | GitLab Community and Enterprise Editions | 9.1.0 - 10.0.5 Fixed in 10.0.5; 10.1.0 - 10.1.5 Fixed in 10.1.6; 10.2.0 - 10.2.5 Fixed in 10.2.6; 10.3.0 - 10.3.3 Fixed in 10.3.4 | — | No fix listed | CNA |
- GitLab Community and Enterprise Editions VendorGitLab Affected 9.1.0 - 10.0.5 Fixed in 10.0.5; 10.1.0 - 10.1.5 Fixed in 10.1.6; 10.2.0 - 10.2.5 Fixed in 10.2.6; 10.3.0 - 10.3.3 Fixed in 10.3.4 Fixed in — No fix listed CNA
CPE configurations NVD · 9
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 8.8.0 – 9.5.10 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 8.8.0 – 9.5.10 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 10.0.0 – 10.1.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 10.0.0 – 10.1.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 10.2.0 – 10.2.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 10.2.0 – 10.2.5 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* | 10.3.0 – 10.3.3 | Vulnerable | GitLab |
| cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* | 10.3.0 – 10.3.3 | Vulnerable | GitLab |
| cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | 9.0 | Vulnerable | Debian |
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 8.8.0 – 9.5.10 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 8.8.0 – 9.5.10 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 10.0.0 – 10.1.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 10.0.0 – 10.1.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 10.2.0 – 10.2.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 10.2.0 – 10.2.5 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* Versions 10.3.0 – 10.3.3 Vulnerable ·GitLab
- cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* Versions 10.3.0 – 10.3.3 Vulnerable ·GitLab
- cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* Versions 9.0 Vulnerable ·Debian
Remediation
No fixed version listed by the sources yet.
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Advisory ·
GitLab Community and Enterprise Editions — DSA-4145
7 records Highest priority Priority MEDIUM 4 MEDIUM, 3 LOW
Other records, highest priority first
- TI-2017-00863 Command injection in GitLab Community and Enterprise EditionsPriority MEDIUM 50
- TI-2017-00862 Command injection in GitLab Community and Enterprise EditionsPriority MEDIUM 50
- TI-2017-00865 Path traversal in GitLab Community and Enterprise EditionsPriority MEDIUM 45
Timeline
- 2026-10-02 Threatist record created from CVE-2017-0926
- 2026-10-03 Alias added: GHSA-64x3-qr9c-w6jw
References
More Gitlab vulnerabilities
- TI-2026-71508 Integer overflow in GitLab allows code execution on the server KEVCVSS 3.1CRITICAL 10.0
- TI-2026-58817 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2023-06425 Weak Password Recovery Mechanism for Forgotten Password in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2021-05191 Code injection in GitLab KEVCVSS 3.1CRITICAL 10.0
- TI-2021-05161 Server-side request forgery in GitLab KEVCVSS 3.1CRITICAL 9.8
- TI-2022-02763 Injection in GitLab CVSS 3.1CRITICAL 9.9
Sources
- CVE-2017-0926 · CVE Program
- CVE-2017-0926 · NVD
- FIRST EPSS
- GHSA-64x3-qr9c-w6jw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences