Carles Reverter K-news Plugin up to 1.1.0 index.php ff cross site scripting

Summaryinfo

A vulnerability described as problematic has been identified in Carles Reverter K-news Plugin up to 1.1.0. The affected element is an unknown function of the file /wp-content/plugins/knews/wysiwyg/fontpicker/index.php. Executing a manipulation of the argument ff can lead to cross site scripting. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is tracked as CVE-2012-20004. The attack can be launched remotely. Moreover, an exploit is present. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability has been found in Carles Reverter K-news Plugin up to 1.1.0 and classified as problematic. This vulnerability affects an unknown code block of the file /wp-content/plugins/knews/wysiwyg/fontpicker/index.php. The manipulation of the argument ff with an unknown input leads to a cross site scripting vulnerability. The CWE definition for the vulnerability is CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. As an impact it is known to affect integrity. CVE summarizes:

K-news plugin for WordPress before 1.1.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject script by supplying unsanitized input through the 'ff' parameter. Attackers can craft GET requests to /wp-content/plugins/knews/wysiwyg/fontpicker/index.php with malicious 'ff' values echoed into option tags to execute script and steal session cookies. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-19.

The advisory is available at exploit-db.com. This vulnerability was named CVE-2012-20004 since 10/14/2026. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. Technical details and also a exploit are known. This vulnerability is assigned to T1059.007 by the MITRE ATT&CK project.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept. By approaching the search of inurl:wp-content/plugins/knews/wysiwyg/fontpicker/index.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 1.1.1 eliminates this vulnerability.

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Productinfo

Vendor

• Carles Reverter

Name

• K-news Plugin

Version

• 1.0
• 1.1.0

Support

• end of life

CPE 2.3info

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CPE 2.2info

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