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CVE-2024-21911 Details
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.
Metrics
CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
CISA-ADP
Assessed Jan 16, 2024Exploitation: NoneAutomatable: NoTechnical Impact: Partial
References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/advisories/GHSA-w7jx-j77m-wp65 | CVE | ExploitThird Party Advisory |
| https://github.com/tinymce/tinymce/security/advisories/GHSA-w7jx-j77m-wp65 | CVE | ExploitThird Party Advisory |
| https://vulncheck.com/advisories/vc-advisory-GHSA-w7jx-j77m-wp65 | CVE | Third Party Advisory |
| https://www.npmjs.com/package/tinymce | CVE | Release Notes |
| https://www.tiny.cloud/docs/release-notes/release-notes56/#securityfixes | CVE | Release Notes |
| https://github.com/advisories/GHSA-w7jx-j77m-wp65 | [email protected] | ExploitThird Party Advisory |
| https://github.com/tinymce/tinymce/security/advisories/GHSA-w7jx-j77m-wp65 | [email protected] | ExploitThird Party Advisory |
| https://vulncheck.com/advisories/vc-advisory-GHSA-w7jx-j77m-wp65 | [email protected] | Third Party Advisory |
| https://www.npmjs.com/package/tinymce | [email protected] | Release Notes |
| https://www.tiny.cloud/docs/release-notes/release-notes56/#securityfixes | [email protected] | Release Notes |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| tiny tinymce | < 5.6.0 |
CPE
Remediation
| |
Change History
8 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jul 14, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Jun 11, 2025 | CVE Modified | CISA-ADP |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Jan 8, 2024 | Initial Analysis | [email protected] |
| Jan 3, 2024 | New CVE Received | [email protected] |