CVE-2023-3500

An issue has been discovered in GitLab CE/EE affecting all versions starting from 10.0 before 16.0.8, all versions starting from 16.1 before 16.1.3, all versions starting from 16.2 before 16.2.2. A reflected XSS was possible when creating specific PlantUML diagrams that allowed the attacker to perform arbitrary actions on behalf of victims.
Cross-site Scripting
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
GitLabCNA
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
CISA-ADPADP
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 50%
VendorProductVersion
gitlabgitlab
10.0 ≤
𝑥
< 16.0.8
gitlabgitlab
10.0 ≤
𝑥
< 16.0.8
gitlabgitlab
16.1 ≤
𝑥
< 16.1.3
gitlabgitlab
16.1 ≤
𝑥
< 16.1.3
gitlabgitlab
16.2 ≤
𝑥
< 16.2.2
gitlabgitlab
16.2 ≤
𝑥
< 16.2.2
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
noble
dne
mantic
dne
lunar
dne
jammy
dne
focal
dne
bionic
ignored
xenial
ignored
trusty
ignored