CVE-2024-38357CWE-79

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

Medium · published June 19, 2024

CVSS v3.1
6.1
EPSS
1%
Percentile
43.9
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
6.1 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00529 · 43.9th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2024-06-19T20:03Z
EPSS history
Timeline
  • 19 JUN 20:03Z
    TinyMCE Cross-Site Scripting (XSS) vulnerability using noscript elements
    cvelistv5