Known Vulnerabilities for Joomla! CMS by Joomla! Project

Listed below are 10 of the newest known vulnerabilities associated with "Joomla! CMS" by "Joomla! Project".

These CVEs are retrieved based on exact matches on listed software, hardware, and vendor information (CPE data) as well as a keyword search to ensure the newest vulnerabilities with no officially listed software information are still displayed.

Data on known vulnerable versions is also displayed based on information from known CPEs

Known Vulnerabilities

CVE Shortened Description Severity Publish Date Last Modified
CVE-2026-66490 json Joomla Extension - balbooa.com - Stored cross-site scripting via a comment avatar in Gridbox < 2.20.2 Not Provided 2026-07-29 2026-07-29
CVE-2026-66489 json Joomla Extension - balbooa.com - Various unauthenticated file system disclosure in Gridbox < 2.20.2 Not Provided 2026-07-29 2026-07-30
CVE-2026-66488 json Joomla Extension - balbooa.com - Payment bypass in Gridbox < 2.20.2 Not Provided 2026-07-29 2026-07-30
CVE-2026-65947 json Joomla Extension - balbooa.com - Various CSRF vectors in the admin interface in Gridbox < 2.20.2 Not Provided 2026-07-29 2026-07-30
CVE-2026-65946 json Joomla Extension - rolandd.com - XSS vectors in AJAX endpoint handlers RO CSVI < 9.11.0 Not Provided 2026-07-29 2026-07-29
CVE-2026-65944 json Joomla Extension - rolandd.com - CSRF vectors in AJAX endpoint handlers RO CSVI < 9.11.0 Not Provided 2026-07-29 2026-07-30
CVE-2026-65943 json Joomla Extension - rolandd.com - Unauthenticated directory creation RO CSVI < 9.11.0 Not Provided 2026-07-29 2026-07-29
CVE-2026-65891 json Joomla Extension - joomlacontenteditor.net - Creation of hidden files and unintended file overwrite via rename function in Jo... Not Provided 2026-07-29 2026-07-30
CVE-2026-65890 json Joomla Extension - balbooa.com - Unauthenticated SQL injection in Gridbox < 2.20.2 - Multiple SQLi vectors allow unauthentica... Not Provided 2026-07-29 2026-07-29
CVE-2026-65889 json Joomla Extension - balbooa.com - Unauthenticated recursive directory deletion < 2.20.2 - The generateNewApp method allows act... Not Provided 2026-07-29 2026-07-29
Results limited to 10 most recent vulnerabilities

© CVE.report 2026

Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. It is the responsibility of user to evaluate the accuracy, completeness or usefulness of any information, opinion, advice or other content. EACH USER WILL BE SOLELY RESPONSIBLE FOR ANY consequences of his or her direct or indirect use of this web site. ALL WARRANTIES OF ANY KIND ARE EXPRESSLY DISCLAIMED. This site will NOT BE LIABLE FOR ANY DIRECT, INDIRECT or any other kind of loss.

CVE, CWE, and OVAL are registred trademarks of The MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. This site includes MITRE data granted under the following license.

Free CVE JSON API cve.report/api

CVE.report and Source URL Uptime Status status.cve.report