What is the CVSS score of CVE-2021-20825?

CVE-2021-20825 has a CVSS 3.1 base score of 6.1 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.8%.

List Order Management Item Change CVE-2021-20825

MEDIUM

Cross-site Scripting (XSS) (CWE-79)

2021-09-17 vultures@jpcert.or.jp

XSS List Order Management Item Change

6.1

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

6.1 MEDIUM

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Sep 17, 2021 - 02:15 nvd

MEDIUM 6.1

DescriptionNVD

AnalysisAI

Cross-site scripting vulnerability in List (order management) item change plug-in (for EC-CUBE 3.0 series) Ver.1.1 and earlier allows a remote attacker to inject an arbitrary script via unspecified. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. Cross-site scripting vulnerability in List (order management) item change plug-in (for EC-CUBE 3.0 series) Ver.1.1 and earlier allows a remote attacker to inject an arbitrary script via unspecified vectors. Affected products include: Shiro8 List \(Order Management\) Item Change.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.