CVE-2026-47760 — Joshua Nichols

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N

Affected Products

tiny/tinymce

References

https://github.com/tinymce/tinymce/security/advisories/GHSA-mh5m-5hw4-5c69

Published: May 28, 2026 16:16 UTC Modified: May 28, 2026 19:19 UTC