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8.7 High

TinyMCE is an open source rich text editor.

CVE-2026-47760

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.

Assessment

CVSS
8.7 (v3.1)
Severity
High
EPSS
0.19% chance of exploitation in the next 30 days
Known exploited
Not listed in CISA KEV
Exploit availability
Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published
28 May 2026
Last updated
14 October 2026
Affected
tinymce · tinymce
Weakness
CWE-79
Assigner
security-advisories@github.com

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

At the source

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