Description
GitLab has remediated an issue in GitLab CE/EE affecting all versions from 9.1 before 18.11.7, 19.0 before 19.0.4, and 19.1 before 19.1.2 that under certain conditions could have allowed an unauthenticated user to determine the existence of a private project due to improper authorization controls on cross-project reference pages.
References (3)
Core 3
Core References
Exploit technical-description
exploit
permissions-required
HackerOne Bug Bounty Report #3704739
https://hackerone.com/reports/3704739
Scores
CVSS v3
4.3
EPSS
0.0025
EPSS Percentile
16.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
partial
Details
CWE
CWE-862
Status
published
Products (4)
GitLab/GitLab
19.0 - 19.0.4
GitLab/GitLab
19.1 - 19.1.2
GitLab/GitLab
9.1 - 18.11.7
gitlab/gitlab
9.1.0 - 18.11.7 (2 CPE variants)
Published
Jul 08, 2026
Tracked Since
Jul 09, 2026