CVE-2026-2370

Improper Handling of Parameters in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 14.3 before 18.8.7, 18.9 before 18.9.3, and 18.10 before 18.10.1 affecting Jira Connect installations that could have allowed an authenticated user with minimal workspace permissions to obtain installation credentials and impersonate the GitLab app due to improper authorization checks.

Affected

GitLab

CVSS v3.1 NVD

8.8 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 CNA

8.1 HIGHCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

0.43% chance of exploitation in the next 30 days, 36th percentile

Published

2026-03-29

Updated

2026-07-15

Proof-of-concept exploits (1)

• https://hackerone.com/reports/3522829

Security advisories

• https://about.gitlab.com/releases/2026/03/25/patch-release-gitlab-18-10-1-released

References

• CVE Record
• NVD entry