Vulnerability DatabaseCVE-2026-47762
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CVE-2026-47762
Published:May 28, 2026
Updated:June 13, 2026
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 via forged mce:protected comments. Allows attackers to bypass sanitization and inject scripts that execute when content is restored. Impacts users who utilize the protect option. This vulnerability is fixed in 5.11.1, 7.9.3, and 8.5.1.
Affected Packages
tinymce (CDN_JS):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
tinymce (CDN_JS):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
https://github.com/tinymce/tinymce.git (GITHUB):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
https://github.com/tinymce/tinymce.git (GITHUB):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce (NPM):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce (NPM):
Affected version(s) >=6.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce (NPM):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
TinyMCE (NUGET):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
TinyMCE (NUGET):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce (NUGET):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
tinymce (NUGET):
Affected version(s) >=6.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce (NUGET):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce/tinymce (PHP):
Affected version(s) >=7.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
tinymce/tinymce (PHP):
Affected version(s) >=8.0.0 <8.5.1
Fix Suggestion:
Update to version 8.5.1
tinymce/tinymce (PHP):
Affected version(s) >=6.0.0 <7.9.3
Fix Suggestion:
Update to version 7.9.3
Related Resources (5)
https://github.com/tinymce/tinymce/security/advisories/GHSA-v98h-vmpc-fpqv
https://github.com/tinymce/tinymce
https://nvd.nist.gov/vuln/detail/CVE-2026-47762
https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview
https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview
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CVSS v4
Base Score:
9.3
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
PASSIVE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
NONE
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
NONE
CVSS v3
Base Score:
8.7
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
NONE
Weakness Type (CWE)
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-79
EPSS
Base Score:
0.03