CVE-2024-21908

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-21908
TinyMCE versions before 5.9.0 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.

6.1 /10

CVSS v3 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/advisories/GHSA-5h9g-x5rv-25wg Exploit Third Party Advisory
https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg Exploit Third Party Advisory
https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg Third Party Advisory
https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes Release Notes
https://github.com/advisories/GHSA-5h9g-x5rv-25wg Exploit Third Party Advisory
https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg Exploit Third Party Advisory
https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg Third Party Advisory
https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes Release Notes
Configurations

Configuration 1 (hide)

cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*
History

28 Nov 2025, 16:15

Type Values Removed Values Added
Summary (en) TinyMCE versions before 5.9.0 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. (en) TinyMCE versions before 5.9.0 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.

21 Nov 2024, 08:55

Type Values Removed Values Added
References () https://github.com/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory () https://github.com/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory
References () https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory () https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory
References () https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg - Third Party Advisory () https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg - Third Party Advisory
References () https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes - Release Notes () https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes - Release Notes

08 Jan 2024, 19:46

Type Values Removed Values Added
References () https://github.com/advisories/GHSA-5h9g-x5rv-25wg - () https://github.com/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory
References () https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg - () https://github.com/tinymce/tinymce/security/advisories/GHSA-5h9g-x5rv-25wg - Exploit, Third Party Advisory
References () https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg - () https://vulncheck.com/advisories/vc-advisory-GHSA-5h9g-x5rv-25wg - Third Party Advisory
References () https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes - () https://www.tiny.cloud/docs/release-notes/release-notes59/#securityfixes - Release Notes
CPE cpe:2.3:a:tiny:tinymce:*:*:*:*:*:*:*:*
CWE CWE-79
CVSS v2 : unknown
v3 : unknown 		v2 : unknown
v3 : 6.1
First Time Tiny
Tiny tinymce

03 Jan 2024, 16:15

Type Values Removed Values Added
New CVE
Information

Published : 2024-01-03 16:15

Updated : 2025-11-28 16:15

NVD link : CVE-2024-21908

Mitre link : CVE-2024-21908

CVE.ORG link : CVE-2024-21908

JSON object : View

Products Affected

tiny

  • tinymce
CWE
CWE-79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')