What is the CVSS score of CVE-2021-36843?

CVE-2021-36843 has a CVSS 3.1 base score of 4.8 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N. EPSS exploitation probability: 0.6%.

Floating Social Media Icon CVE-2021-36843

MEDIUM

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

2021-11-26 audit@patchstack.com

WordPress XSS Floating Social Media Icon

4.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

4.8 MEDIUM

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

High

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

CVE Published

Nov 26, 2021 - 17:15 nvd

MEDIUM 4.8

DescriptionNVD

AnalysisAI

Authenticated Stored Cross-Site Scripting (XSS) vulnerability discovered in WordPress Floating Social Media Icon plugin (versions <= 4.3.5) Social Media Configuration form. Rated medium severity (CVSS 4.8), 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. Authenticated Stored Cross-Site Scripting (XSS) vulnerability discovered in WordPress Floating Social Media Icon plugin (versions <= 4.3.5) Social Media Configuration form. Requires high role user like admin. Affected products include: Acurax Floating Social Media Icon.

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.