CVE-2023-2198

    Dashboard / Vulnerabilities / CVE-2023-2198

    CVE-2023-2198

    Published: 7 Jun 2023Last Modified: 11 Sept 2026

    Summary:

    Details: An issue has been discovered in GitLab CE/EE affecting all versions starting from 8.7 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.

    References: https://gitlab.com/gitlab-org/cves/-/blob/master/2023/CVE-2023-2198.json, https://hackerone.com/reports/1947187, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/2xxx/CVE-2023-2198.json, https://nvd.nist.gov/vuln/detail/CVE-2023-2198, https://gitlab.com/gitlab-org/gitlab/-/issues/408273

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 666051c947d1c7797c8d06e91abe559e88842350
    Fixed -9ec5f337f9fecb932051eca4d24744475f25870e

    Affected versions

    v16.0.0-ee

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2023-2198 | CVE-DB