The K2 frontend article-attachment upload path accepts files whose extension is .php, and Apache's standard modphp matches \.php$ and executes them under the K2 web user. A K2 Author can upload a shell.php, then fetch /media/k2/attachments/shell.php and execute arbitrary PHP code in the web server's context.

A Prototype Pollution vulnerability was found in jquery. Untrusted JSON passed to the extend function could lead to modifying objects up the prototype chain, including the global Object. A crafted JSON object passed to a vulnerable method could lead to denial of service or data injection, with various consequences.

By-passing Protection of PharStreamWrapper Interceptor

Joomla SP Movie Database 1.3 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL queries by injecting malicious code through the searchword parameter. Attackers can send GET requests to the searchresults view with crafted SQL payloads in the searchword parameter to extract sensitive database information.

Joomla NextGen Editor 2.1.0 contains an SQL injection vulnerability that allows unauthenticated attackers to execute arbitrary SQL commands through the plname parameter. Attackers can send GET requests to index.php with option=comnge&view=config and inject malicious SQL code in the plname parameter to extract sensitive database information.

Improperly built order clauses lead to a SQL injection vulnerability in the articles webservice endpoint.

Lack of output escaping leads to a XSS vector in the multilingual associations component.

Lack of output escaping for article titles leads to XSS vectors in various locations.

The ajax component was excluded from the default logged-in-user check in the administrative area. This behavior was potentially unexpected by 3rd party developers.

An improper access check allows unauthorized access to webservice endpoints.

Lack of input validation leads to an arbitrary file deletion vulnerability in the autoupdate server mechanism.

Joomla Extension - digital-peak.com - Unauthenticated blind SQL injection in DP Calendar 8.18.0 - 10.11.2 - The Joomla extension DP Calendar is vulnerable to an unauthenticated SQL injection.

Joomla Extension - weeblr.com - Unauthenticated stored XSS in 4Analytics < 5.0.2 - The Joomla extension 4Analytics is vulnerable to an unauthenticated stored XSS. A specially crafted unauthenticated request may result in website takeover under some circumstances.

Joomla Extension - chronoengine.com - Stored XSS in ChronoForms extension for Joomla 8.0 - 8.0.52 - The Joomla extension ChronoForms is vulnerable to an unauthenticated stored XSS vulnerability.

Joomla Extension - fabrikar.com - Remote code execution in Fabrik < 4.7.2 - An unauthenticated attacker could execute arbitrary code by using the ajaxcalc feature of the calc plugin.

Joomla Extension - fabrikar.com - Unauthenticated remote code execution in Fabrik < 4.6.8 - An unauthenticated attacker could execute arbitrary code by using the frontend listfilter model.

SQL injection vulnerability in Joomla module modvvisitcounter v2.0.4j3. This vulnerability allows an attacker to retrieve database content via the ‘cipvvisitcounter’ cookie at all endpoints where the plugin counts visits.

Joomla Extension - joomgalleryfriends.net - Password-Protected Category Bypass via JSON Format in JoomGallery < 4.4.0- An unauthenticated access control bypass exists in JoomGallery's category JSON view. When a gallery category is protected with a password, the HTML view correctly enforces the password gate - but the JSON view ( format=json ) skips this check entirely.

Joomla Extension - fabrikar.com - Unauthenticated SQL injection in list filter condition parameter in Fabrik < 4.7.2 - The condition parameter passed to a list filter is concatenated verbatim into the WHERE clause built by getFilterQuery(). An unauthenticated attacker can supply arbitrary SQL through the filter condition, giving full read of the database.

Joomla Extension - fabrikar.com - Unauthenticated modification of any comment in Fabrik < 4.7.2 - The onUpdateComment endpoint did not perform any access checks.

Joomla Extension - fabrikar.com - Missing ACL check in download element in Fabrik < 4.7.2.

Joomla Extension - fabrikar.com - Unauthenticated database table list and table-prefix disclosure in Fabrik < 4.7.2 - The ajaxtables method of the elements model allows listings of arbitrary database tables including columns.

Joomla Extension - fabrikar.com - Unauthenticated arbitrary directory listing via onAjaxgetFolders in Fabrik < 4.7.2 - The onAjaxgetFolders method of the elements model allows arbitrary directory listings.

Joomla! Core - [20260806] - XSS through schema.org outputs in Joomla 5.1.0-5.4.7, 6.0.0-6.1.2 - Improper escaping flags lead to an XSS vector in schema.org markup outputs.

Lack of output escaping leads to a XSS vector in the pagebreak plugin.

Lack of input filtering leads to an XSS vector in the HTML filter code related to data URLs in img tags.

Joomla! Core - [20260902] - Core - Unauthorized user account creation via profile.save controller in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The profile.save controller did not check the login state of a user, allowing the creation of guest-level users on sites without active user registration.

Joomla! Core - [20260901] - XSS in HTMLHelper::link method in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - Lack of escaping leads to XSS vulnerabilities in the link method of the HTML Helper.

Joomla! Core - [20260916] - Core - XSS filter bypass in InputFilter via whitespace characters in HTML data URIs in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The cleanAttribute method removes HTML data URIs, however injected whitespaces characters could circumvent that cleanup, causing an XSS vector.

Joomla! Core - [20260915] - Core - XSS filter bypass in InputFilter via HTML5 entity decode mismatch in Joomla 1.5.0-5.4.8, 6.0.0-6.1.3 - The checkAttribute method normalized an attribute value before testing it against the "javascript:" scheme regex, however without decoding HTML5 entities beforehand, causing an XSS vector.