GHSA-xcrg-29h7-h4cj

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    GHSA-xcrg-29h7-h4cj

    Published: 20 Nov 2019Last Modified: 6 Mar 2025

    Summary: XXE in PHPSpreadsheet due to encoding issue

    Details: securityScan() in PHPOffice PhpSpreadsheet through 1.5.0 allows a bypass of protection mechanisms for XXE via UTF-7 encoding in a .xlsx file

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-19277, https://github.com/MewesK/TwigSpreadsheetBundle/issues/18, https://github.com/PHPOffice/PhpSpreadsheet/issues/771, https://github.com/PHPOffice/PhpSpreadsheet/pull/780, https://github.com/PHPOffice/PHPExcel/commit/2b601574975acfb9d4378a788ed5f2b747958095, https://github.com/PHPOffice/PhpSpreadsheet/commit/0f8f071e24ee8b114d894ac172f77dc250e5bfa4, https://github.com/FriendsOfPHP/security-advisories/blob/master/phpoffice/phpspreadsheet/CVE-2018-19277.yaml, https://github.com/PHPOffice/PHPExcel/commits/1.8.2, https://github.com/PHPOffice/PhpSpreadsheet, https://github.com/PHPOffice/PhpSpreadsheet/releases/tag/1.5.1, https://www.bishopfox.com/news/2018/11/phpoffice-versions, https://www.drupal.org/sa-contrib-2021-043

    Affected packages

    Package

    Name: phpoffice/phpspreadsheet

    Purl: pkg:composer/phpoffice/phpspreadsheet

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -1.5.1

    Affected versions

    1.0.0
    1.0.0-beta
    1.0.0-beta2

    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