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CVE-2021-20743 Details

Description

Cross-site scripting vulnerability in EC-CUBE Email newsletters management plugin (for EC-CUBE 3.0 series) versions prior to version 1.0.4 allows a remote attacker to inject an arbitrary script by leading a user to a specially crafted page and to perform a specific operation.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.1 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://jvn.jp/en/jp/JVN57524494/index.html	CVE	Third Party Advisory
https://www.ec-cube.net/products/detail.php?product_id=960	CVE	Product
https://jvn.jp/en/jp/JVN57524494/index.html	[email protected]	Third Party Advisory
https://www.ec-cube.net/products/detail.php?product_id=960	[email protected]	Product

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-79	Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')	[email protected]

Affected Products

Product	Versions
ec-cube email newsletters management	< 1.0.4
CPE cpe:2.3:a:ec-cube:email_newsletters_management:::::::: Remediation No remediation found in references.
ec-cube ec-cube	>= 3.0.0, <= 3.0.8
CPE cpe:2.3:a:ec-cube:ec-cube:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Jun 24, 2021	Initial Analysis	[email protected]