What is the CVSS score of CVE-2020-20406?

CVE-2020-20406 has a CVSS 3.1 base score of 5.4 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.7%.

Elementor Page Builder CVE-2020-20406

MEDIUM

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

2020-09-16 cve@mitre.org

XSS Elementor Page Builder

5.4

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.4 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Sep 16, 2020 - 20:15 nvd

MEDIUM 5.4

DescriptionNVD

A stored XSS vulnerability exists in the Custom Link Attributes control Affect function in Elementor Page Builder 2.9.2 and earlier versions. It is caused by inadequate filtering on the link custom attributes.

AnalysisAI

A stored XSS vulnerability exists in the Custom Link Attributes control Affect function in Elementor Page Builder 2.9.2 and earlier versions. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, 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. A stored XSS vulnerability exists in the Custom Link Attributes control Affect function in Elementor Page Builder 2.9.2 and earlier versions. It is caused by inadequate filtering on the link custom attributes. Affected products include: Elementor Elementor Page Builder.

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.