TinyMCE Known Vulnerabilities & Fixes
TinyMCE has 12 known security vulnerabilities in NuGet (.NET). Upgrade to version 8.5.1 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 8.5.1
Upgrading to 8.5.1 or later resolves all 12 known vulnerabilities in TinyMCE. Run: dotnet add package TinyMCE --version 8.5.1
Is TinyMCE in your project?
Check if you're affected and upgrade to 8.5.1 to stay secure.
Security Summary
- 26 affected version ranges have been identified across these 12 advisories.
- 100% of known issues have a published fixed version.
- Remediation: dotnet add package TinyMCE
Vulnerabilities
12 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Oct 22, 2021, most recently Jun 5, 2026 (1687 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2026-47760 TinyMCE Cross-Site Scripting (XSS) vulnerability using sanitization bypass through nested SVGs | HIGH | 6.8.0, 6.8.1, 6.8.2, 6.8.3 (+5 more) | 7.1.0 |
| CVE-2026-47759 TinyMCE Cross-Site Scripting (XSS) vulnerability using through data-mce- prefixed src, href, style attributes | HIGH | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+241 more) | 7.9.3, 8.5.1 |
| CVE-2026-47762 TinyMCE Cross-Site Scripting (XSS) vulnerability through `mce:protected` comments | HIGH | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+241 more) | 7.9.3, 8.5.1 |
| CVE-2026-47761 TinyMCE Cross-Site Scripting (XSS) vulnerability using media plugin `data-mce-object` injection | HIGH | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+241 more) | 7.9.3, 8.5.1 |
| CVE-2024-21908 Cross-site scripting vulnerability in TinyMCE | MEDIUM | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+165 more) | 5.9.0 |
| CVE-2024-38356 TinyMCE Cross-Site Scripting (XSS) vulnerability using noneditable_regexp option | MEDIUM | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+208 more) | 5.11.0, 6.8.4, 7.2.0 |
| CVE-2022-23494 Cross-site scripting vulnerability in TinyMCE alerts | MEDIUM | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+184 more) | 6.3.1, 5.10.7 |
| CVE-2023-45819 TinyMCE XSS vulnerability in notificationManager.open API | MEDIUM | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+194 more) | 6.7.1, 5.10.8 |
| CVE-2024-21910 Cross-site scripting vulnerability in TinyMCE plugins | MEDIUM | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+168 more) | 5.10.0 |
| CVE-2023-48219 TinyMCE vulnerable to mutation Cross-site Scripting via special characters in unescaped text nodes | MEDIUM | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+197 more) | 5.10.9, 6.7.3 |
| CVE-2023-45818 TinyMCE mXSS vulnerability in undo/redo, getContent API, resetContent API, and Autosave plugin | MEDIUM | 6.0.0, 6.0.1, 6.0.2, 6.0.3 (+194 more) | 6.7.1, 5.10.8 |
| CVE-2024-38357 TinyMCE Cross-Site Scripting (XSS) vulnerability using noscript elements | MEDIUM | 3.4.3.2, 3.4.4, 3.4.5, 3.4.7 (+208 more) | 5.11.0, 6.8.4, 7.2.0 |
About This Data
Vulnerability data for TinyMCE is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related NuGet (.NET) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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