Cross-site scripting in tinymce - #VU131916
Published: August 10, 2020 / Updated: May 20, 2026
Vulnerability identifier: #VU131916
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: tinymce
Affected software:
tinymce
tinymce
Detailed vulnerability description
The vulnerability allows a remote attacker to execute arbitrary JavaScript.
The vulnerability exists due to cross-site scripting in the core parser when processing specially crafted content inserted into the editor via the clipboard or APIs. A remote attacker can insert specially crafted content to execute arbitrary JavaScript.
Remediation
Install security update from vendor's website.