CVE-2026-1101

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 v3.1

6.5 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.41% chance of exploitation in the next 30 days, 34th percentile

Published

2026-04-08

Updated

2026-04-09

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3460228

References

• CVE Record
• NVD entry

Related

• CVE-2026-1094
• CVE-2026-1105
• CVE-2026-1092
• CVE-2026-11057
• CVE-2026-1090
• CVE-2026-1106