CVE-2025-12562

EUVD-2025-202658
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
GitLabCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
11.10.0 ≤
𝑥
< 18.4.6
gitlabgitlab
11.10.0 ≤
𝑥
< 18.4.6
gitlabgitlab
18.5.0 ≤
𝑥
< 18.5.4
gitlabgitlab
18.5.0 ≤
𝑥
< 18.5.4
gitlabgitlab
18.6.0 ≤
𝑥
< 18.6.2
gitlabgitlab
18.6.0 ≤
𝑥
< 18.6.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gitlab
sid
vulnerable
Common Weakness Enumeration
References
https://about.gitlab.com/releases/2025/12/10/patch-release-gitlab-18-6-2-released/
https://gitlab.com/gitlab-org/gitlab/-/issues/579152
https://hackerone.com/reports/3360710