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CVE-2025-4225

Good to know:

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Date: August 27, 2025

An issue has been discovered in GitLab CE/EE affecting all versions from 14.1 before 18.1.5, 18.2 before 18.2.5, and 18.3 before 18.3.1 that that under certain conditions could have allowed an unauthenticated attacker to cause a denial-of-service condition affecting all users by sending specially crafted GraphQL requests.

Severity Score

Related Resources (4)

https://gitlab.com/gitlab-org/gitlab/-/issues/538983
https://hackerone.com/reports/3100624
https://nvd.nist.gov/vuln/detail/CVE-2025-4225
https://www.mend.io/vulnerability-database/CVE-2025-4225

Severity Score

Weakness Type (CWE)

Allocation of Resources Without Limits or Throttling

CWE-770

Top Fix

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Upgrade Version

Upgrade to version https://gitlab.com/gitlab-org/gitlab.git - v18.1.5-ee;https://gitlab.com/gitlab-org/gitlab.git - v18.2.5-ee;https://gitlab.com/gitlab-org/gitlab.git - v18.3.1-ee

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): LOW

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