CVE-2025-8099
Denial of Service via GraphQL in GitLab CE/EE
Publication date: 2026-02-11
Last updated on: 2026-02-13
Assigner: GitLab Inc.
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| gitlab | gitlab | From 18.7.0 (inc) to 18.7.4 (exc) |
| gitlab | gitlab | From 18.8.0 (inc) to 18.8.4 (exc) |
| gitlab | gitlab | From 18.7.0 (inc) to 18.7.4 (exc) |
| gitlab | gitlab | From 18.8.0 (inc) to 18.8.4 (exc) |
| gitlab | gitlab | From 10.8.0 (inc) to 18.6.6 (exc) |
| gitlab | gitlab | From 10.8.0 (inc) to 18.6.6 (exc) |
Helpful Resources
Exploitability
| 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 affects GitLab Community Edition and Enterprise Edition versions from 10.8 before 18.6.6, 18.7 before 18.7.4, and 18.8 before 18.8.4. Under certain conditions, it allows an unauthenticated user to cause a denial of service by sending repeated GraphQL queries.
How can this vulnerability impact me? :
The vulnerability can lead to a denial of service (DoS) condition, meaning that an attacker who is not authenticated can repeatedly send GraphQL queries to the affected GitLab instance, potentially making the service unavailable to legitimate users.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade GitLab CE/EE to a fixed version. Specifically, update to version 18.6.6 or later if you are using the 18.6 branch, 18.7.4 or later for the 18.7 branch, or 18.8.4 or later for the 18.8 branch.
Avoid allowing unauthenticated users to send repeated GraphQL queries until the update is applied.