Risk Letters

Exploited vulnerability

CVE-2012-20004

TLP:CLEAR

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

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.

Facts

  • Vendor: Carles Reverter
  • Product: K-news
  • EPSS (probability of exploitation within 30 days): 0.3 %
  • First known exploitation: 20 October 2026
  • First seen by Risk Letters: 20 October 2026

Members see which Nordic sectors the flaw hits, and what to do about it.

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD