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CVE-2023-4018

15
FAUCET Score

CVE-2023-4018 is a medium-severity vulnerability affecting GitLab versions 16.2 through 16.2.4 and 16.3 through 16.3.0. It allows unauthorized users to create model experiments in public projects due to improper permission validation. The attack vector is network-based with low complexity, potentially leading to unauthorized data modification (integrity impact). There is no evidence of active exploitation, public exploit code, or significant community discussion, with only one article from GitLab Security acknowledging the fix.

Impacted Technologies

VendorProductVersion(s)CPE
>= 16.2, < 16.2.5CPE match
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
>= 16.3, < 16.3.1CPE match
cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
>= 16.2, < 16.2.5CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:*
>= 16.2, < 16.2.5CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:*
16.3.0CPE matchmatch criteria
cpe:2.3:a:gitlab:gitlab:16.3.0:*:*:*:community:*:*:*

CVSS Data

CVSS version used by this source: 3.1

4.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.39%
Probability of exploitation in next 30 days
EPSS Percentile
32.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0039 is in the 20th percentile among its peer group of 23,725 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

gitlab.com / gitlab-org/gitlab/-/issues/420301
Broken Link
hackerone.com / reports/2083440
Permissions Required