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    CVE-2021-21365

    Bootstrap Package is a theme for TYPO3. It has been discovered that rendering content in the website frontend is vulnerable to cross-site scripting. A valid backend user account is needed to exploit this vulnerability. Users of the extension, who have overwritten the affected templates with custom code must manually apply the security fix. Update to version 7.1.2, 8.0.8, 9.1.4, 10.0.10 or 11.0.3 of the Bootstrap Package that fix the problem described. Updated version are available from the TYPO3 extension manager, Packagist and at https://extensions.typo3.org/extension/download/bootstrap_package/.

    Published:Apr 27, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 27, 2021
    EPSS Score:0.00342
    CVSS Score:5.4

    Affected Products

    Vendor
    Typo3
    Product
    Typo3

    Exploits

    https://github.com/benjaminkott/bootstrap_package/security/advisories/GHSA-p48w-vf3c-rqjxhttps://typo3.org/security/advisory/typo3-ext-sa-2021-007https://github.com/benjaminkott/bootstrap_package/security/advisories/GHSA-p48w-vf3c-rqjxhttps://typo3.org/security/advisory/typo3-ext-sa-2021-007

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    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