CVE-2023-0121
MEDIUM 6.5 ALL-YEARSA denial of service issue was discovered in GitLab CE/EE affecting all versions starting from 13.2.4 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2 which allows an attacker to cause high resource consumption using malicious test report artifacts.
No known exploitation, public exploit, or elevated probability at this time. Track for changes.
Exploitation likelihood
1.2%chance of exploitation in 30 days · 69th percentile
Impact if exploited
6.5CVSS 3.1 · MEDIUM · CNA
- ConfidentialityNone
- IntegrityNone
- AvailabilityHigh
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.
Data snapshot:
Weakness (CWE)
- CWE-770: : Allocation of Resources Without Limits or Throttling
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
References and research data (JSON)
Known Affected Software Configurations
| Vendor | Product | Version range |
|---|---|---|
| Gitlab | Gitlab | ≥ 13.2.4 and < 15.10.8 |
| Gitlab | Gitlab | ≥ 13.2.4 and < 15.10.8 |
| Gitlab | Gitlab | ≥ 15.11.0 and < 15.11.7 |
| Gitlab | Gitlab | ≥ 15.11.0 and < 15.11.7 |
| Gitlab | Gitlab | ≥ 16.0.0 and < 16.0.2 |
| Gitlab | Gitlab | ≥ 16.0.0 and < 16.0.2 |
All CVSS metrics
- MEDIUM 6.5 v3.1 · CNA Primary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - MEDIUM 6.5 v3.1 · NVD Secondary
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - HIGH 7.5 v3.1 · NVD Primary
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
Exploit-tagged references (not proof of a PoC)
- https://gitlab.com/gitlab-org/gitlab/-/issues/387549 CVE record · GitLab · Updated 2024-10-03T06:23:09.191Z
CVE record · CVE · Updated 2024-08-02T05:02:43.992Z
CVE record · CISA-ADP · Updated 2025-01-07T17:00:17.563Z
NVD · CVE-2023-0121 · Updated 2026-06-17T05:24:49.730
Advisories
- https://hackerone.com/reports/1774688 CVE record · GitLab · Updated 2024-10-03T06:23:09.191Z
CVE record · CVE · Updated 2024-08-02T05:02:43.992Z
NVD · CVE-2023-0121 · Updated 2026-06-17T05:24:49.730 - https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-0121.json CVE record · GitLab · Updated 2024-10-03T06:23:09.191Z
CVE record · CVE · Updated 2024-08-02T05:02:43.992Z
NVD · CVE-2023-0121 · Updated 2026-06-17T05:24:49.730 - https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-12211 EUVD · EUVD-2023-12211
Sources: NVD · CVE.org · All sources and attribution · EPSS