Description
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.
References (3)
Core 3
Core References
Exploit technical-description
exploit
permissions-required
HackerOne Bug Bounty Report #3522829
https://hackerone.com/reports/3522829
Scores
CVSS v3
8.1
EPSS
0.0001
EPSS Percentile
1.0%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-233
Status
published
Products (5)
gitlab/gitlab
18.10.0 (2 CPE variants)
GitLab/GitLab
14.3 - 18.8.7
gitlab/gitlab
14.3.0 - 18.8.7 (2 CPE variants)
GitLab/GitLab
18.10 - 18.10.1
GitLab/GitLab
18.9 - 18.9.3
Published
Mar 30, 2026
Tracked Since
Mar 30, 2026