CVE-2024-21911
Cross-site scripting vulnerability in TinyMCE
- State
- Published
- Severity
- 6.1 Medium
- Published
- Jan 3, 2024
- Updated
- Jul 14, 2026
- Reserved
- Jan 3, 2024
Description
TinyMCE versions before 5.6.0 are affected by a stored cross-site scripting vulnerability. An unauthenticated and remote attacker could insert crafted HTML into the editor resulting in arbitrary JavaScript execution in another user's browser.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 6.1 Medium | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N | CISA-ADP |
Weaknesses
- CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Affected Products
| Product | Versions |
|---|---|
TinyMCE |
|
References
- https://github.com/tinymce/tinymce/security/advisories/GHSA-w7jx-j77m-wp65vendor-advisory
- https://www.npmjs.com/package/tinymcerelated
- https://www.tiny.cloud/docs/release-notes/release-notes56/#securityfixesrelated
- https://github.com/advisories/GHSA-w7jx-j77m-wp65vendor-advisory
- https://vulncheck.com/advisories/vc-advisory-GHSA-w7jx-j77m-wp65third-party-advisory
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