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TinyMCE Cross-Site Scripting (XSS) vulnerability using noscript elements

tinymce · CVE-2024-38357
0 news outlets0 CERTs and agencies0 researchers

What is it?

TinyMCE is an open source rich text editor. A cross-site scripting (XSS) vulnerability was discovered in TinyMCE’s content parsing code. This allowed specially crafted noscript elements containing malicious code to be executed when that content was loaded into the editor. This vulnerability has been patched in TinyMCE 7.2.0, TinyMCE 6.8.4 and TinyMCE 5.11.0 LTS by ensuring that content within noscript elements are properly parsed. Users are advised to upgrade. There are no known workarounds for this vulnerability.

Evidence

No coverage recorded yet.

Exploitation

  • Public proof of concept
  • Exploited in the wild
  • Listed as known exploited
CVSS
6.1
EPSS
0.5%
First seen
8 h ago
Status
corroborated

All tinymce vulnerabilities