CVE-2023-39343

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    CVE-2023-39343

    Published: 4 Aug 2023Last Modified: 12 Aug 2026

    Summary: Sulu Observable Response Discrepancy on Admin Login

    Details: Sulu is an open-source PHP content management system based on the Symfony framework. It allows over the Admin Login form to detect which user (username, email) exists and which one do not exist. Sulu Installation not using the old Symfony 5.4 security System and previous version are not impacted by this Security issue. The vulnerability has been patched in version 2.5.10.

    References: https://github.com/sulu/sulu/releases/tag/2.5.10, https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/39xxx/CVE-2023-39343.json, https://github.com/sulu/sulu/security/advisories/GHSA-wmwf-49vv-p3mr, https://nvd.nist.gov/vuln/detail/CVE-2023-39343, https://github.com/sulu/sulu/commit/5f6c98ba030b2005793e2dc647cc938937ea889b

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- dc0de2a6a5d26771265ef052f83a5a9ac0894662
    Fixed -3d311273783827987da0964d6ec81ec49eb395df

    Affected versions

    2.5.9
    2.5.8
    2.5.7
    2.5.6
    2.5.5
    2.5.4
    2.5.3
    2.5.2
    2.5.1
    2.5.0

    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-2023-39343 | CVE-DB