CVE-2012-20004 K-news WordPress Plugin < 1.1.1 Reflected XSS via fontpicker index.php ff Parameter

Q: What is CVE-2012-20004?

CVE-2012-20004 is a medium-severity vulnerability in Carles Reverter K-news, published on 20 Oct 2026.

Q: Is CVE-2012-20004 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2012-20004 exists.

Q: How do I fix CVE-2012-20004?

No fix has been published for CVE-2012-20004 yet. Limit exposure of the affected software until one is available.

Medium 5.1 Published 20 Oct 2026 Updated 23 Oct 2026

Exploited in the wild: Not known
Fix: None listed

What is CVE-2012-20004?

CVE-2012-20004 is a medium-severity vulnerability in Carles Reverter K-news, published on 20 Oct 2026.

Official description

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.

Weakness: CWE-79

Which versions are affected by CVE-2012-20004?

How do I fix CVE-2012-20004?

No fix has been published for CVE-2012-20004 yet. Limit exposure of the affected software until one is available.

Is CVE-2012-20004 being exploited?