Staging Environment: Content and features may be unstable or change without notice.
Search for vulnerabilities
Vulnerability details: VCID-aud1-v9cb-4fg6
Vulnerability ID VCID-aud1-v9cb-4fg6
Aliases CVE-2020-17480
GHSA-27gm-ghr9-4v95
Summary Cross-site scripting vulnerability in TinyMCE
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00553 https://api.first.org/data/v1/epss?cve=CVE-2020-17480
epss 0.00553 https://api.first.org/data/v1/epss?cve=CVE-2020-17480
epss 0.00553 https://api.first.org/data/v1/epss?cve=CVE-2020-17480
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-27gm-ghr9-4v95
generic_textual HIGH https://github.com/tinymce/tinymce
cvssv3.1_qr HIGH https://github.com/tinymce/tinymce/security/advisories/GHSA-27gm-ghr9-4v95
generic_textual HIGH https://github.com/tinymce/tinymce/security/advisories/GHSA-27gm-ghr9-4v95
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2020-17480
generic_textual HIGH https://portswigger.net/daily-swig/xss-vulnerability-patched-in-tinymce
generic_textual HIGH https://www.tiny.cloud/docs/release-notes/release-notes514/#securityfixes
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2020-17480
https://github.com/tinymce/tinymce
https://portswigger.net/daily-swig/xss-vulnerability-patched-in-tinymce
https://www.tiny.cloud/docs/release-notes/release-notes514/#securityfixes
CVE-2020-17480 https://nvd.nist.gov/vuln/detail/CVE-2020-17480
GHSA-27gm-ghr9-4v95 https://github.com/advisories/GHSA-27gm-ghr9-4v95
GHSA-27gm-ghr9-4v95 https://github.com/tinymce/tinymce/security/advisories/GHSA-27gm-ghr9-4v95
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.68529
EPSS Score 0.00553
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T20:25:48.475151+00:00 GHSA Importer Import https://github.com/advisories/GHSA-27gm-ghr9-4v95 38.6.0