Vulnerability details

CVE-2025-14870

GitLab GitLab

Allocation of Resources Without Limits or Throttling in GitLab

CVSS 3.1

7.5High

Official description

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 18.5 before 18.9.7, 18.10 before 18.10.6, and 18.11 before 18.11.3 that could have allowed an unauthenticated user to cause denial of service by sending specially crafted JSON payloads due to insufficient input validation.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CVEProject cvelistV5 (CNA) (GitLab)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`

Affected products

Vendor	Product	Versions	Source
GitLab	GitLab	18.10 ≤ v < 18.10.6	CVEProject cvelistV5 (CNA)
GitLab	GitLab	18.11 ≤ v < 18.11.3	CVEProject cvelistV5 (CNA)
GitLab	GitLab	18.5 ≤ v < 18.9.7	CVEProject cvelistV5 (CNA)

References and advisories

https://hackerone.com/reports/3446641 technical-descriptionexploitpermissions-required
https://gitlab.com/gitlab-org/gitlab/-/work_items/584490
https://about.gitlab.com/releases/2026/05/13/patch-release-gitlab-18-11-3-released/

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Details

Published: 2026-05-14
Last updated: 2026-05-14
State: Published
Assigner (CNA): GitLab

Exploit prediction (EPSS)

0.33%

Probability of exploitation in 30 days

27.5%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: None
Technical impact: Partial

Weaknesses (CWE)

CWE-770
Allocation of Resources Without Limits or Throttling