CVE-2023-5226

An issue has been discovered in GitLab affecting all versions before 16.4.3, all versions starting from 16.5 before 16.5.3, all versions starting from 16.6 before 16.6.1. Under certain circumstances, a malicious actor bypass prohibited branch checks using a specially crafted branch name to manipulate repository content in the UI.
Code Injection
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
GitLabCNA
4.8 MEDIUM
NETWORK
HIGH
LOW
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:N/I:H/A:N
CVEADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 22%
VendorProductVersion
gitlabgitlab
𝑥
< 16.4.3
gitlabgitlab
𝑥
< 16.4.3
gitlabgitlab
16.5.0 ≤
𝑥
< 16.5.3
gitlabgitlab
16.5.0 ≤
𝑥
< 16.5.3
gitlabgitlab
16.6.0
gitlabgitlab
16.6.0
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
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
ignored