CVE-2023-4630

MEDIUM 5 ALL-YEARS

Published 2023-09-11 · Last modified 2026-10-14 · GitLab · NVD: Modified

An issue has been discovered in GitLab affecting all versions starting from 10.6 before 16.1.5, all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1 in which any user can read limited information about any project's imports.

LIMITED SIGNALS

No known exploitation, public exploit, or elevated probability at this time. Track for changes.

Exploitation likelihood

0.5%chance of exploitation in 30 days · 41st percentile

○ In CISA KEV○ Catalogued PoC◆ SSVC: exploitation none, automatable no

Impact if exploited

5CVSS 3.1 · MEDIUM · CNA

ConfidentialityLow
IntegrityNone
AvailabilityNone

What an attacker needs

✓Access: Reachable over the network — no local access needed
⚠Privileges: Requires a low-privilege account
✓User interaction: No user interaction needed
✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept

No public PoC is currently catalogued.

Search for new PoCs

Search GitHub now — results may be empty or unverified.

Tracked sources are checked weekly for the full archive, including PoCs published after the original disclosure. A later release appears after a tracked source lists it and a refresh succeeds.

Affected

Vendors Gitlab

Products Gitlab

Weakness (CWE)

CWE-862: : Missing Authorization

CVSS vector

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

References and research data (JSON)

Known Affected Software Configurations

Vendor	Product	Version range
Gitlab	Gitlab	≥ 10.6.0 and < 16.1.5
Gitlab	Gitlab	≥ 10.6.0 and < 16.1.5
Gitlab	Gitlab	≥ 16.2.0 and < 16.2.5
Gitlab	Gitlab	≥ 16.2.0 and < 16.2.5
Gitlab	Gitlab	16.3.0
Gitlab	Gitlab	16.3.0

All CVSS metrics

MEDIUM 5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
MEDIUM 5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N
MEDIUM 4.3 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

References

Advisories

https://about.gitlab.com/releases/2023/08/31/security-release-gitlab-16-3-1-released/ Vendor AdvisoryNVD · CVE-2023-4630 · Updated 2026-06-17T06:38:15.613
https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-54483 ADVISORYEUVD · EUVD-2023-54483

Technical & other

https://gitlab.com/gitlab-org/gitlab/-/issues/415117 issue-trackingx_transferredBroken LinkCVE record · GitLab · Updated 2026-10-14T04:07:12.177Z
CVE record · CVE · Updated 2024-08-02T07:31:06.683Z
NVD · CVE-2023-4630 · Updated 2026-06-17T06:38:15.613

Sources: NVD · CVE.org · All sources and attribution · EPSS