CVE-2023-3906

    Dashboard / Vulnerabilities / CVE-2023-3906

    CVE-2023-3906

    Published: 29 Sept 2023Last Modified: 23 Aug 2026

    Summary: Improper Validation of Specified Type of Input in GitLab

    Details: An input validation issue in the asset proxy in GitLab EE, affecting all versions from 12.3 prior to 16.2.8, 16.3 prior to 16.3.5, and 16.4 prior to 16.4.1, allowed an authenticated attacker to craft image urls which bypass the asset proxy.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/3xxx/CVE-2023-3906.json, https://nvd.nist.gov/vuln/detail/CVE-2023-3906, https://gitlab.com/gitlab-org/gitlab/-/issues/419213, https://hackerone.com/reports/2071411, git://[email protected]:gitlab-org/gitlab.git

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- c5ab21eda575676ffc46b85cab3456473c0357c6
    Fixed -7fc27fe692abccaed7e2e0ebfea2aadf5140593f

    Affected versions

    16.4.0

    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-2023-3906 | CVE-DB