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  1. [20221101] - Core - RXSS through reflection of user input in com_media

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Probability: Low
    • Versions:4.0.0-4.2.4
    • Exploit type: Reflexted XSS
    • Reported Date: 2022-10-28
    • Fixed Date: 2022-11-08
    • CVE Number: CVE-2022-27914

    Description

    Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in com_media..

    Affected Installs

    Joomla! CMS versions 4.0.0-4.2.4

    Solution

    Upgrade to version 4.2.5

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:https://github.com/Denitz

  2. [20221002] - Core - RXSS through reflection of user input in headings

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Probability: Low
    • Versions:4.0.0-4.2.3
    • Exploit type: Reflexted XSS
    • Reported Date: 2022-10-07
    • Fixed Date: 2022-10-25
    • CVE Number: CVE-2022-27913

    Description

    Inadequate filtering of potentially malicious user input leads to reflected XSS vulnerabilities in various components.

    Affected Installs

    Joomla! CMS versions 4.0.0-4.2.3

    Solution

    Upgrade to version 4.2.4

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Ajith Menon

  3. [20221001] - Core - Disclosure of critical information in debug mode

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Critical
    • Severity: Low
    • Probability: Low
    • Versions:4.0.0-4.2.3
    • Exploit type: Information Disclosure
    • Reported Date: 2022-10-13
    • Fixed Date: 2022-10-25
    • CVE Number: CVE-2022-27912

    Description

    Joomla 4 sites with publicly enabled debug mode exposed data of previous requests.

    Affected Installs

    Joomla! CMS versions 4.0.0-4.2.3

    Solution

    Upgrade to version 4.2.4

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Peter Martin

  4. [20220801] - Core - Multiple Full Path Disclosures because of missing '_JEXEC or die check'

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Probability: Low
    • Versions:4.2.0
    • Exploit type: Path Disclosure
    • Reported Date: 2022-08-27
    • Fixed Date: 2022-08-30
    • CVE Number: CVE-2022-27911

    Description

    Multiple Full Path Disclosures because of missing '_JEXEC or die check' caused by the PSR12 changes done in 4.2.0. According to PROD2020/023 and in coordination with the JSST this has been patched in the public tracker vis #38615

    Affected Installs

    Joomla! CMS versions 4.2.0

    Solution

    Upgrade to version 4.2.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:SharkyKZ

  5. [20220301] - Core - Zip Slip within the Tar extractor

    • Project: Joomla! / Joomla! Framework
    • SubProject: CMS / archive
    • Impact: Moderate
    • Severity: Low
    • Probability: Low
    • Versions:3.0.0 - 3.10.6 & 4.0.0 - 4.1.0
    • Exploit type: Path Traversal
    • Reported Date: 2022-02-20
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23793

    Description

    Extracting an specifilcy crafted tar package could write files outside of the intended path.

    Affected Installs

    Joomla! CMS versions 3.0.0 - 3.10.6 & 4.0.0 - 4.1.0

    Solution

    Upgrade to version 3.10.7 or 4.1.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Egidio Romano

  6. [20220302] - Core - Path Disclosure within filesystem error messages

    • Project: Joomla! / Joomla! Framework
    • SubProject: CMS / filesystem
    • Impact: Low
    • Severity: Low
    • Probability: Low
    • Versions:3.0.0 - 3.10.6 & 4.0.0 - 4.1.0
    • Exploit type: Path Disclosure
    • Reported Date: 2021-02-17
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23794

    Description

    Uploading a file name of an excess length causes the error. This error brings up the screen with the path of the source code of the web application.

    Affected Installs

    Joomla! CMS versions 3.0.0 - 3.10.6 & 4.0.0 - 4.1.0

    Solution

    Upgrade to version 3.10.7 or 4.1.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:DangKhai from Viettel Cyber Security

  7. [20220303] - Core - User row are not bound to a authentication mechanism

    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Probability: Low
    • Versions:2.5.0 - 3.10.6 & 4.0.0 - 4.1.0
    • Exploit type: Incorrect Access Control
    • Reported Date: 2020-09-23
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23795

    Description

    A user row was not bound to a specific authentication mechanism which could under very special circumstances allow an account takeover.

    Affected Installs

    Joomla! CMS versions 2.5.0 - 3.10.6 & 4.0.0 - 4.1.0

    Solution

    Upgrade to version 3.10.7 or 4.1.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Phil Taylor

  8. [20220304] - Core - Missing input validation within com_fields class inputs

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Moderate
    • Severity: Low
    • Probability: Low
    • Versions:3.7.0 - 3.10.6
    • Exploit type: XSS
    • Reported Date: 2021-05-06
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23796

    Description

    Lack of input validation could allow an XSS attack using com_fields

    Affected Installs

    Joomla! CMS versions 3.7.0 - 3.10.6

    Solution

    Upgrade to version 3.10.7

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Hoàng Nguyễn

  9. [20220305] - Core - Inadequate filtering on the selected Ids

    • Project: Joomla!
    • SubProject: CMS
    • Impact: High
    • Severity: Low
    • Probability: Low
    • Versions:3.0.0 - 3.10.6 & 4.0.0 - 4.1.0
    • Exploit type: SQL Injection
    • Reported Date: 2021-03-04
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23797

    Description

    Inadequate filtering on the selected Ids on an request could resulted into an possible SQL injection.

    Affected Installs

    Joomla! CMS versions 3.0.0 - 3.10.6 & 4.0.0 - 4.1.0

    Solution

    Upgrade to version 3.10.7 & 4.1.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Hoàng Nguyễn

  10. [20220306] - Core - Inadequate validation of internal URLs

    • Project: Joomla!
    • SubProject: CMS
    • Impact: Low
    • Severity: Low
    • Probability: Low
    • Versions:2.5.0 - 3.10.6 & 4.0.0 - 4.1.0
    • Exploit type: Open redirect
    • Reported Date: 2021-03-23
    • Fixed Date: 2022-03-29
    • CVE Number: CVE-2022-23798

    Description

    Inadequate validation of URLs could result into an invalid check whether an redirect URL is internal or not.

    Affected Installs

    Joomla! CMS versions 2.5.0 - 3.10.6 & 4.0.0 - 4.1.0

    Solution

    Upgrade to version 3.10.7 & 4.1.1

    Contact

    The JSST at the Joomla! Security Centre.

    Reported By:Loïc LE MÉTAYER