CVE-2026-119661

    Dashboard / Vulnerabilities / CVE-2026-119661

    CVE-2026-119661

    Published: 30 Oct 2026Last Modified: 1 Nov 2026

    Summary: ShowDoc through 3.9.5 Authorization Bypass via paramDescLib deleteEntries

    Details: ShowDoc through 3.9.5 contains an authorization bypass vulnerability in the api/paramDescLib/deleteEntries endpoint that checks edit permission only for the first supplied entry id. Authenticated attackers can place their own entry id first and append other users' entry ids to permanently delete those parameter-description entries.

    References: https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/119xxx/CVE-2026-119661.json, https://hackmd.io/@hieuPenguinnn/showdoc-paramdesclib-cross-item-idor-delete, https://nvd.nist.gov/vuln/detail/CVE-2026-119661, https://www.vulncheck.com/advisories/showdoc-through-3.9.5-authorization-bypass-via-paramdesclib-deleteentries, https://github.com/star7th/showdoc/issues/2612, https://github.com/star7th/showdoc/commit/53228511e656904abf7841c3d25ff78a4b5ce9c2, https://github.com/star7th/showdoc, https://github.com/star7th/showdoc/blob/v3.9.5/server/app/Api/Controller/ParamDescLibController.php#L545-L584

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -53228511e656904abf7841c3d25ff78a4b5ce9c2

    Affected versions

    v3.9.5
    v3.9.4
    v3.9.3
    v3.9.2
    v3.9.1
    v3.9.0

    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-2026-119661 | CVE-DB