What is the CVSS score of CVE-2020-36844?

CVE-2020-36844 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: 0.2%.

Which versions of Security Awareness Training are affected by CVE-2020-36844?

Organizations using KnowBe4 Security Awareness Training application before 2020-01-10 should be aware of moderate risk from CVE-2020-36844, a cross-site scripting vulnerability rated CVSS 6.1.

Is there a public PoC exploit available for CVE-2020-36844?

Yes, a public proof-of-concept exploit is available for CVE-2020-36844. Prioritise patching immediately. EPSS: 0.2%.

How to fix or mitigate CVE-2020-36844?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Security Awareness Training CVE-2020-36844

MEDIUM

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

2025-04-20 cve@mitre.org

XSS Security Awareness Training

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

Analysis Generated

Mar 28, 2026 - 18:37 vuln.today

PoC Detected

May 13, 2025 - 14:27 vuln.today

Public exploit code

CVE Published

Apr 20, 2025 - 22:15 nvd

MEDIUM 6.1

DescriptionCVE.org

The KnowBe4 Security Awareness Training application before 2020-01-10 allows reflected XSS. The response has a SCRIPT element that sets window.location.href to a JavaScript URL.

AnalysisAI

The KnowBe4 Security Awareness Training application before 2020-01-10 allows reflected XSS. Rated medium severity (CVSS 6.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and 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. The KnowBe4 Security Awareness Training application before 2020-01-10 allows reflected XSS. The response has a SCRIPT element that sets window.location.href to a JavaScript URL. Affected products include: Knowbe4 Security Awareness Training. Version information: before 2020.

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.