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    • Project: Joomla!
    • SubProject: CMS
    • Impact: Moderate
    • Severity: Low
    • Versions:3.1.0 - 3.9.23
    • Exploit type: XSS
    • Reported Date: 2020-09-01
    • Fixed Date: 2021-01-12
    • CVE Number: CVE-2021-23125

    Description

    Lack of escaping of image-related parameters in multiple com_tags views cause lead to XSS attack vectors.

    Affected Installs

    Joomla! CMS versions 3.1.0 - 3.9.23

    Solution

    Upgrade to version 3.9.24

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Šarūnas Paulauskas
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Moderate
    • Severity: Low
    • Versions:3.9.0 - 3.9.23
    • Exploit type: XSS
    • Reported Date: 2020-09-01
    • Fixed Date: 2021-01-12
    • CVE Number: CVE-2021-23124

    Description

    Lack of escaping in mod_breadcrumbs aria-label attribute allows XSS attacks.

    Affected Installs

    Joomla! CMS versions 3.9.0 - 3.9.23

    Solution

    Upgrade to version 3.9.24

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Šarūnas Paulauskas
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Versions:3.0.0 - 3.9.23
    • Exploit type: Incorrect Access Control
    • Reported Date: 2020-07-07
    • Fixed Date: 2021-01-12
    • CVE Number: CVE-2021-23123

    Description

    Lack of ACL checks in the orderPosition endpoint of com_modules leak names of unpublished and/or inaccessible modules.

    Affected Installs

    Joomla! CMS versions 3.0.0 - 3.9.23

    Solution

    Upgrade to version 3.9.24

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Phil Taylor
    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Versions:1.7.0 - 3.9.22
    • Exploit type: ACL Violation
    • Reported Date: 2018-11-04
    • Fixed Date: 2020-11-24
    • CVE Number: CVE-2020-35616

    Description

    Lack of input validation while handling ACL rulesets can cause write ACL violations.

    Affected Installs

    Joomla! CMS versions 1.7.0 - 3.9.22

    Solution

    Upgrade to version 3.9.23

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:  Elisa Foltyn, Benjamin Trenkle
    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Versions: 3.9.0-3.9.22
    • Exploit type: CSRF
    • Reported Date: 2020-10-08
    • Fixed Date: 2020-11-24
    • CVE Number: CVE-2020-35615

    Description

    A missing token check in the emailexport feature of com_privacy causes a CSRF vulnerability.

    Affected Installs

    Joomla! CMS versions 3.9.0 - 3.9.22

    Solution

    Upgrade to version 3.9.23

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:  Lee Thao from Viettel Cyber Security

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