An issue was discovered in GitLab CE/EE affecting all versions before 18.2.7, 18.3 before 18.3.3, and 18.4 before 18.4.1 that allows unauthenticated users to cause a Denial of Service (DoS) condition while uploading specifically crafted large JSON files.
2025-09-26T09:15:30.797
2025-09-29T13:09:35.627
Analyzed
CVSSv3.1: 7.5 (HIGH)
| Type | Vendor | Product | Version/Range | Vulnerable? |
|---|---|---|---|---|
| Application | gitlab | gitlab | < 18.2.7 | Yes |
| Application | gitlab | gitlab | < 18.2.7 | Yes |
| Application | gitlab | gitlab | < 18.3.3 | Yes |
| Application | gitlab | gitlab | < 18.3.3 | Yes |
| Application | gitlab | gitlab | 18.4.0 | Yes |
| Application | gitlab | gitlab | 18.4.0 | Yes |