CVE-2021-35043

    Dashboard / Vulnerabilities / CVE-2021-35043

    CVE-2021-35043

    Published: 19 Jul 2021Last Modified: 8 Jul 2026

    Summary:

    Details: OWASP AntiSamy before 1.6.4 allows XSS via HTML attributes when using the HTML output serializer (XHTML is not affected). This was demonstrated by a javascript: URL with &#00058 as the replacement for the : character.

    References: https://github.com/nahsra/antisamy/pull/87, https://github.com/nahsra/antisamy/releases/tag/v1.6.4, https://www.oracle.com/security-alerts/cpuapr2022.html, https://www.oracle.com/security-alerts/cpujan2022.html, https://www.oracle.com/security-alerts/cpujul2022.html, https://www.oracle.com/security-alerts/cpuoct2021.html

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 0
    Fixed -605b26a7f9c83535f844a8f0fa17d3d2e7761e80

    Affected versions

    1.6.3

    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-2021-35043 | CVE-DB