CVE-2026-47760CWE-79cross-site-scripting

CVE-2026-47760

High · published May 28, 2026

CVSS v3.1
8.7
EPSS
0%
Percentile
8.3
In the wild
Unconfirmed
What it is

TinyMCE is an open source rich text editor. From 6.8.0 to before 7.1.0, TinyMCE contains an XSS vulnerability caused by improper SVG namespace scope handling in the sanitizer. A crafted payload using nested elements can bypass attribute sanitization and execute arbitrary JavaScript. This vulnerability is fixed in 7.1.0.

The record
Technical detail
CVSS v3.1
8.7 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
CVSS v4.0
Not supplied
EPSS
0.00191 · 8.3th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-05-28T20:16Z
Affected products (1)
ProductVersionsFixed in
tiny/tinymce≥ 6.8.0, < 7.1.07.1.0
References (1)
https://github.com/tinymce/tinymce/security/advisories/GHSA-mh5m-5hw4-5c69 · [email protected]
EPSS history
Timeline
  • 28 MAY 15:18Z
    TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs
    cvelistv5