CVE-2023-5933

MEDIUMNVD 6.46.4—Elevated

6.4

An issue has been discovered in GitLab CE/EE affecting all versions after 13.7 before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. Improper input sanitization of user name allows arbitrary API PUT requests.

CVSS v3: 6.4
EG Score: 6.4(medium)
EPSS: 93.3%
KEV: Not listed

Published

January 26, 2024

Last Modified

November 21, 2024

References (6)

cve@gitlabhttps://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
cve@gitlabhttps://gitlab.com/gitlab-org/gitlab/-/issues/430236
cve@gitlabhttps://hackerone.com/reports/2225710
af854a3a-2127-422b-91ae-364da2661108https://about.gitlab.com/releases/2024/01/25/critical-security-release-gitlab-16-8-1-released/
af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/430236
af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/2225710

Vendor Advisories for CVE-2023-5933(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-16-8-1-released
GitLab Security
GitLab Critical Security Release: 16.8.1, 16.7.4, 16.6.6, 16.5.8

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 15× 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
2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:43 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-26 13:43 UTCepss_batch
2026-05-24 09:38 UTCEG score recompute
2026-05-24 09:38 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2023-5933?

CVE-2023-5933 is a medium vulnerability published on January 26, 2024. An issue has been discovered in GitLab CE/EE affecting all versions after 13.7 before 16.6.6, 16.7 prior to 16.7.4, and 16.8 prior to 16.8.1. Improper input sanitization of user name allows arbitrary API PUT requests.

When was CVE-2023-5933 disclosed?

CVE-2023-5933 was first published in the National Vulnerability Database on January 26, 2024, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2023-5933 actively exploited?

CVE-2023-5933 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 93.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2023-5933?

CVE-2023-5933 has a CVSS v3 base score of 6.4 (NVD).

How do I remediate CVE-2023-5933?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5933, 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

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CVE-2023-5933

📅 Published

🔄 Last Modified

🔗 References (6)

📣 Vendor Advisories for CVE-2023-5933(1)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)