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Vulnerability details: VCID-5w3z-s8ev-6ka5
Vulnerability ID VCID-5w3z-s8ev-6ka5
Aliases CVE-2021-20778
GHSA-4cxm-8hh5-jj33
Summary EC-CUBE Improper access control vulnerability
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-269 Improper Privilege Management
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 0.00294 https://api.first.org/data/v1/epss?cve=CVE-2021-20778
epss 0.00294 https://api.first.org/data/v1/epss?cve=CVE-2021-20778
epss 0.00294 https://api.first.org/data/v1/epss?cve=CVE-2021-20778
epss 0.00294 https://api.first.org/data/v1/epss?cve=CVE-2021-20778
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-4cxm-8hh5-jj33
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2021-20778
https://jvn.jp/en/jp/JVN57942445/index.html
https://www.ec-cube.net/info/weakness/weakness.php?id=80
CVE-2021-20778 https://nvd.nist.gov/vuln/detail/CVE-2021-20778
GHSA-4cxm-8hh5-jj33 https://github.com/advisories/GHSA-4cxm-8hh5-jj33
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.53106
EPSS Score 0.00294
Published At June 11, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-11T20:31:04.765972+00:00 GHSA Importer Import https://github.com/advisories/GHSA-4cxm-8hh5-jj33 38.6.0