CVE-2023-2442

An issue has been discovered in GitLab CE/EE affecting all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A specially crafted merge request could lead to a stored XSS on the client side which allows attackers to perform arbitrary actions on behalf of victims.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
8.7 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 99.88%
Affected Products (NVD)
VendorProductVersion
gitlabgitlab
15.11.0 ≤
𝑥
< 15.11.7
gitlabgitlab
16.0.0 ≤
𝑥
< 16.0.2
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
gitlab
sid
16.8.4-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
gitlab
bionic
ignored
focal
dne
jammy
dne
kinetic
dne
lunar
dne
mantic
dne
noble
dne
trusty
ignored
xenial
ignored
Common Weakness Enumeration
References
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.json
https://gitlab.com/gitlab-org/gitlab/-/issues/409346
https://hackerone.com/reports/1965750
https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2442.json
https://gitlab.com/gitlab-org/gitlab/-/issues/409346
https://hackerone.com/reports/1965750
https://gitlab.com/gitlab-org/gitlab/-/issues/409346