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
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| tinymce | tinymce | < 5.11.1, >= 6.0.0, <= 6.8.6, >= 7.0.0, < 7.9.3, >= 8.0.0, < 8.5.1 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | tinymce | No fix yet | — |
| Ubuntu 18.04 LTS | tinymce | No fix yet | — |
| Ubuntu 16.04 LTS | tinymce | No fix yet | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
GitHub 1 repository
-
ange-primiterra/CVE-2026-47761 ★ 0 · Jul 24, 2026
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| npm | tinymce | <= 5.10.9 | — | GHSA-vg35-5wq7-3x7w |
| npm | tinymce | >= 6.0.0, < 7.9.3 | 7.9.3 | GHSA-vg35-5wq7-3x7w |
| npm | tinymce | >= 8.0.0, < 8.5.1 | 8.5.1 | GHSA-vg35-5wq7-3x7w |
| NuGet | TinyMCE | <= 5.10.9 | — | GHSA-vg35-5wq7-3x7w |
| NuGet | TinyMCE | >= 6.0.0, < 7.9.3 | 7.9.3 | GHSA-vg35-5wq7-3x7w |
| NuGet | TinyMCE | >= 8.0.0, < 8.5.1 | 8.5.1 | GHSA-vg35-5wq7-3x7w |
| Packagist | tinymce/tinymce | <= 5.10.9 | — | GHSA-vg35-5wq7-3x7w |
| Packagist | tinymce/tinymce | >= 6.0.0, < 7.9.3 | 7.9.3 | GHSA-vg35-5wq7-3x7w |
| Packagist | tinymce/tinymce | >= 8.0.0, < 8.5.1 | 8.5.1 | GHSA-vg35-5wq7-3x7w |
Advisories 1
- WID-SEC-2026-3376 Atlassian Bamboo, Bitbucket, Confluence, Fisheye/Crucible, Jira Software und Jira Service Management: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 10, 2026