CVE-2026-1101

MEDIUM EPSS 33.0%
Published Apr 8, 20262mo ago · Modified Jun 17, 20261w ago
6.5 CVSS 3.1
Medium
Find Similar
Published Apr 8, 2026 2mo ago
Last Modified Jun 17, 2026 1w ago

Description

GitLab has remediated an issue in GitLab EE affecting all versions from 18.2 before 18.8.9, 18.9 before 18.9.5, and 18.10 before 18.10.3 that could have allowed an authenticated user to cause denial of service to the GitLab instance due to improper input validation in GraphQL queries.

CVSS Details

Base Score
6.5
Exploitability
2.8
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
33.0% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1284

Affected Products 3

VendorProductVersionRange
gitlabgitlab*≥18.2  –  <18.8.9
gitlabgitlab*≥18.9.0  –  <18.9.5
gitlabgitlab*≥18.10.0  –  <18.10.3

References 3

  • about.gitlab.com https://about.gitlab.com/releases/2026/04/08/patch-release-gitlab-18-10-3-released/
    Release NotesVendor Advisory
  • gitlab.com https://gitlab.com/gitlab-org/gitlab/-/work_items/586488
    Broken Link
  • hackerone.com https://hackerone.com/reports/3460228
    Permissions Required

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.