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CVE-2026-47762

TinyMCE Cross-Site Scripting (XSS) vulnerability through `mce:protected` comments

Published: May 28, 2026Updated: May 28, 2026 Sources: CVE List
NVD MITRE
8.7CVSS
HIGH

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.

EPSS Score
N/A
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:RS:CC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None

Weaknesses

CWE-79CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Affected Products

tinymce
tinymce

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

2 techniques
Execution
Initial Access
View detailed technique mapping

References

https://github.com/tinymce/tinymce/security/advisories/GHSA-v98h-vmpc-fpqv
github.com
https://www.tiny.cloud/docs/tinymce/7/7.9.3-release-notes/#overview
tiny.cloud
https://www.tiny.cloud/docs/tinymce/8/8.5.1-release-notes/#overview
tiny.cloud

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