CVE-2021-25977

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    CVE-2021-25977

    Published: 25 Oct 2021Last Modified: 9 Jul 2026

    Summary:

    Details: In PiranhaCMS, versions 7.0.0 to 9.1.1 are vulnerable to stored XSS due to the page title improperly sanitized. By creating a page with a specially crafted page title, a low privileged user can trigger arbitrary JavaScript execution.

    References: https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25977, https://github.com/PiranhaCMS/piranha.core/commit/543bc53c7dbd28c793ec960b57fb0e716c6b18d7

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- f0fc4d06ff4f1242d9d6a894ad04e89d6deef9af
    Fixed -None

    Affected versions

    v9.1-sr1

    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-2021-25977 | CVE-DB