CVE-2021-3768

    Dashboard / Vulnerabilities / CVE-2021-3768

    CVE-2021-3768

    Published: 6 Sept 2021Last Modified: 7 Aug 2026

    Summary:

    Details: bookstack is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

    References: https://github.com/bookstackapp/bookstack/commit/5e6092aaf8fd420202016038286554860bf8ea64, https://huntr.dev/bounties/64a0229f-ff5e-4c64-b83e-9bfc0698a78e

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -88bcb68fcb9ef64af5451dc64d53a7af84454d96

    Affected versions

    v21.08.1
    v21.08

    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-2021-3768 | CVE-DB