Description
TinyMCE is an open source rich text editor. Prior to 5.11.1, 7.9.3, and 8.5.1, there is a stored XSS vulnerability in the media plugin. Attackers can inject malicious scripts via crafted data-mce-* attributes, which are executed when content is rendered. Impacts users of TinyMCE with the media plugin enabled. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1.
Affected products
tiny: tinymce
References3
- github.com/tinymce/tinymce/security/advisories/GHSA-vg35-5wq7-3… PatchVendor Advisory
- www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview Release Notes
- www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview Release Notes
Metrics
- CVSS 3.1
-
5.4
MEDIUM
Score source: NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - EPSS — exploit probability
- 0% percentile: 18 · as of 15 November 2026
- CWE
- CWE-79
Could this be exploited in your environment?
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