An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.0 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A Regular Expression Denial of Service was possible via sending crafted payloads to the preview_markdown endpoint.
CVE-2023-2199
HIGHNVD 7.5
7.5
- CVSS v3
- 7.5
- EG Score
- —
- EPSS
- —
- KEV
- Not listed
Published
June 7, 2023
Last Modified
January 7, 2025
References (7)
- cve@gitlabhttps://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2199.json
- cve@gitlabhttps://gitlab.com/gitlab-org/gitlab/-/issues/408272
- cve@gitlabhttps://hackerone.com/reports/1943819
- af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2199.json
- af854a3a-2127-422b-91ae-364da2661108https://gitlab.com/gitlab-org/gitlab/-/issues/408272
- af854a3a-2127-422b-91ae-364da2661108https://hackerone.com/reports/1943819
- 134c704f-9b21-4f2e-91b3-4a467353bcc0https://gitlab.com/gitlab-org/gitlab/-/issues/408272
Vendor Advisories for CVE-2023-2199(1)
These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.
Frequently asked(4)
What is CVE-2023-2199?
CVE-2023-2199 is a high vulnerability published on June 7, 2023. An issue has been discovered in GitLab CE/EE affecting all versions starting from 12.0 before 15.10.8, all versions starting from 15.11 before 15.11.7, all versions starting from 16.0 before 16.0.2. A Regular Expression Denial of Service was possible via sending crafted payloads to the…
When was CVE-2023-2199 disclosed?
CVE-2023-2199 was first published in the National Vulnerability Database on June 7, 2023, with the most recent update on January 7, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2023-2199?
CVE-2023-2199 has a CVSS v3 base score of 7.5 (NVD).
How do I remediate CVE-2023-2199?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-2199, 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-2023-2199
Is Your Infrastructure Affected by CVE-2023-2199?
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