CVE-2026-116675
TinyMCE is an open source rich text editor
- Risk score
- 51/100
- CVSS
- 8.5 v4.0
- Published
- 27 Oct 2026
Open in the live forecast Today's forecast
What to know
- What it is
- TinyMCE is an open source rich text editor. From 7.9.3 until 7.9.4 and from 8.5.1 until 8.9.3, the media plugin creates elements crafted through data-mce-object in the active document before sanitization. Those elements can execute malicious scripts during processing, resulting in stored cross-site scripting for users…
- Affected
- See advisory
- Fix
- Upgrade the product to 8.9.3 or 7.9.4 (whichever matches your release line), or later.
- Exploitation
- No known exploitation
Why it is Yellow
- CVSS 8.5 high
References
- https://github.com/tinymce/tinymce/commit/bd1ab5ef024c648c3f9c0b409e54a6c227c7d8a2
- https://github.com/tinymce/tinymce/releases/tag/8.9.3
- https://github.com/tinymce/tinymce/security/advisories/GHSA-mf2p-h6hf-fcwm
- https://www.tiny.cloud/docs/tinymce/7/7.9.4-release-notes/#overview
- https://www.tiny.cloud/docs/tinymce/latest/8.9.3-release-notes/#overview
Original description
TinyMCE is an open source rich text editor. From 7.9.3 until 7.9.4 and from 8.5.1 until 8.9.3, the media plugin creates elements crafted through data-mce-object in the active document before sanitization. Those elements can execute malicious scripts during processing, resulting in stored cross-site scripting for users with the media plugin enabled. This issue is fixed in versions 8.9.3 and 7.9.4.
Last activity 27 Oct 2026. Patch Forecast updates every hour.