CVE-2023-4018

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 5.3 under NVD CVSS v3. EPSS exploit probability: 0.4%, top 68% of all CVEs by exploit prediction. GitHub Security Advisory enrichment pending alignment with NVD CVSS.

Triggered by: NVD CVSS baseline
Sources: epss, ghsa, nvd
Elevated
5.3
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. Due to improper permission validation it was possible to create model experiments in public projects.

CVSS v3
5.3
EG Score
5.3(medium)
EPSS
32.0%
KEV
Not listed

Published

September 1, 2023

Last Modified

June 17, 2026

References (4)

Vendor Advisories for CVE-2023-4018(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 9× in last 7d / 47× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 103 total refreshes for this CVE.

  1. 2026-07-22 23:12 UTCEG score recompute▲ 1.00
  2. 2026-07-22 14:06 UTCEPSS rescore
  3. 2026-07-21 15:23 UTCEPSS rescore
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  9. 2026-07-16 17:01 UTCEPSS rescore
  10. 2026-07-15 16:56 UTCEPSS rescore
  11. 2026-07-15 16:56 UTCEPSS rescore
  12. 2026-07-15 10:49 UTCOSV refresh
  13. 2026-07-15 01:59 UTCEPSS rescore
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  15. 2026-07-13 22:28 UTCEPSS rescore
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  1. 2026-07-06 16:26 UTCEPSS rescore
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  6. 2026-07-02 16:59 UTCEPSS rescore
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  8. 2026-06-30 23:21 UTCEPSS rescore
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  10. 2026-06-29 14:05 UTCEPSS rescore
  11. 2026-06-28 14:06 UTCEPSS rescore
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  13. 2026-06-28 04:55 UTCEPSS rescore
  14. 2026-06-27 11:34 UTCOSV refresh
  15. 2026-06-27 03:07 UTCEPSS rescore
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  18. 2026-06-24 14:04 UTCEPSS rescore
  19. 2026-06-24 14:04 UTCEPSS rescore
  20. 2026-06-24 06:21 UTCNVD updateCVSS v3 → 5.3
  21. 2026-06-23 21:31 UTCEPSS rescore
  22. 2026-06-23 21:31 UTCEPSS rescore
  23. 2026-06-22 14:24 UTCEPSS rescore
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  25. 2026-06-21 14:55 UTCEPSS rescore
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  27. 2026-06-21 01:58 UTCEPSS rescore
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  29. 2026-06-19 19:24 UTCEPSS rescore
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  31. 2026-06-18 17:51 UTCEPSS rescore
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  35. 2026-06-15 17:47 UTCEPSS rescore
  36. 2026-06-14 23:16 UTCEPSS rescore
  37. 2026-06-13 22:59 UTCEPSS rescore
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  39. 2026-06-12 23:11 UTCEPSS rescore
  40. 2026-06-12 23:10 UTCEPSS rescore
  41. 2026-06-11 13:59 UTCEPSS rescore
  42. 2026-06-10 22:17 UTCEPSS rescore
  43. 2026-06-10 13:21 UTCEPSS rescore
  44. 2026-06-09 21:47 UTCOSV refresh
  45. 2026-06-08 14:16 UTCEPSS rescore
  46. 2026-06-08 14:16 UTCEPSS rescore
  47. 2026-06-07 15:24 UTCEPSS rescore
  48. 2026-06-07 15:23 UTCEPSS rescore
  49. 2026-06-06 13:46 UTCEPSS rescore
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  53. 2026-06-05 06:09 UTCEPSS rescore
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  61. 2026-06-01 13:51 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2023-4018?
CVE-2023-4018 is a medium vulnerability published on September 1, 2023. An issue has been discovered in GitLab affecting all versions starting from 16.2 before 16.2.5, all versions starting from 16.3 before 16.3.1. Due to improper permission validation it was possible to create model experiments in public projects.
When was CVE-2023-4018 disclosed?
CVE-2023-4018 was first published in the National Vulnerability Database on September 1, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-4018 actively exploited?
CVE-2023-4018 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 32.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-4018?
CVE-2023-4018 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2023-4018?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-4018, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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