Description
An issue has been discovered in GitLab affecting all versions before 15.9.6, all versions starting from 15.10 before 15.10.5, all versions starting from 15.11 before 15.11.1. Under certain conditions, an attacker may be able to map a private email of a GitLab user to their GitLab account on an instance.
References (3)
Core 3
Core References
Third Party Advisory
https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-4376.json
Permissions Required
https://hackerone.com/reports/1794713
Scores
CVSS v3
3.1
EPSS
0.0080
EPSS Percentile
74.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
partial
Details
Status
published
Products (1)
gitlab/gitlab
8.6.0 - 15.9.6
Published
May 03, 2023
Tracked Since
Feb 18, 2026