CVE-2025-12562 PUBLISHED

Allocation of Resources Without Limits or Throttling in GitLab

Assigner: GitLab
Reserved: 31.10.2025 Published: 11.12.2025 Updated: 11.12.2025

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 11.10 before 18.4.6, 18.5 before 18.5.4, and 18.6 before 18.6.2 that could have allowed an unauthenticated user to create a denial of service condition by sending crafted GraphQL queries that bypass query complexity limits.

Metrics

CVSS 3.1

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS Score: 7.5

Attack Vector	Network	Scope	Unchanged
Attack Complexity	Low	Confidentiality Impact	None
Privileges Required	None	Integrity Impact	None
User Interaction	None	Availability Impact	High

CVSS 3.1

Product Status

Vendor	GitLab
Product	GitLab
Versions	Default: unaffected affected from 11.10 to 18.4.6 (excl.) affected from 18.5 to 18.5.4 (excl.) affected from 18.6 to 18.6.2 (excl.)

Solutions

Upgrade to versions 18.4.6, 18.5.4, 18.6.2 or above.

Credits

Thanks [joaxcar](https://hackerone.com/joaxcar) for reporting this vulnerability through our HackerOne bug bounty program finder

References

Problem Types

CWE-770: Allocation of Resources Without Limits or Throttling CWE