CVE-2023-3907

MEDIUMPre-NVD 4.94.9—

4.9

A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner

CVSS v3: 4.9
EG Score: 4.9(medium)
EPSS: 7.8%
KEV: Not listed

Published

December 17, 2023

Last Modified

May 31, 2026

Advisory Details (1)

Auto-updated May 31, 2026

No patch confirmed yet.

generic

Project maintainer can escalate to Project owner using project access token rotate API (#418878) · Issues · GitLab.org / GitLab · GitLab

https://gitlab.com/gitlab-org/gitlab/-/issues/418878

Vendor Advisories for CVE-2023-3907(1)

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

patch-release-gitlab-16-6-2-released
GitLab Security
GitLab Security Release: 16.6.2, 16.5.4, 16.4.4

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 12× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:12 UTCepss_batch
2026-06-02 20:12 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-06-01 13:51 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-23 10:08 UTCEG score recompute

Frequently asked(5)

What is CVE-2023-3907?

CVE-2023-3907 is a medium vulnerability published on December 17, 2023. A privilege escalation vulnerability in GitLab EE affecting all versions from 16.0 prior to 16.4.4, 16.5 prior to 16.5.4, and 16.6 prior to 16.6.2 allows a project Maintainer to use a Project Access Token to escalate their role to Owner

When was CVE-2023-3907 disclosed?

CVE-2023-3907 was first published in the National Vulnerability Database on December 17, 2023, with the most recent update on May 31, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-3907 actively exploited?

CVE-2023-3907 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-3907?

CVE-2023-3907 has a CVSS v3 base score of 4.9 (NVD).

How do I remediate CVE-2023-3907?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-3907, 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.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2023-3907

Explore →

Is Your Infrastructure Affected by CVE-2023-3907?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2023-3907

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Project maintainer can escalate to Project owner using project access token rotate API (#418878) · Issues · GitLab.org / GitLab · GitLab

📣 Vendor Advisories for CVE-2023-3907(1)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)