CVE-2025-12571
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-11-26
Last updated on: 2025-12-10
Assigner: GitLab Inc.
Description
Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 17.10 before 18.4.5, 18.5 before 18.5.3, and 18.6 before 18.6.1 that could have allowed an unauthenticated user to cause a Denial of Service condition by sending specifically crafted requests containing malicious JSON payloads.
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| gitlab | gitlab | From 17.10.0 (inc) to 18.4.5 (exc) |
| gitlab | gitlab | From 17.10.0 (inc) to 18.4.5 (exc) |
| gitlab | gitlab | From 18.5.0 (inc) to 18.5.3 (exc) |
| gitlab | gitlab | From 18.5.0 (inc) to 18.5.3 (exc) |
| gitlab | gitlab | 18.6.0 |
| gitlab | gitlab | 18.6.0 |
Helpful Resources
Exploitability
CWE
KEV
| CWE ID | Description |
|---|---|
| CWE-770 | The product allocates a reusable resource or group of resources on behalf of an actor without imposing any intended restrictions on the size or number of resources that can be allocated. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability in GitLab CE/EE allows an unauthenticated user to cause a Denial of Service (DoS) condition by sending specially crafted requests containing malicious JSON payloads. It affects versions from 17.10 before 18.4.5, 18.5 before 18.5.3, and 18.6 before 18.6.1.
How can this vulnerability impact me? :
The vulnerability can impact you by allowing an unauthenticated attacker to cause a Denial of Service condition, which means the GitLab service could become unavailable or unresponsive, disrupting normal operations.
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