What is the CVSS score of CVE-2022-3539?

CVE-2022-3539 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: 0.5%.

Is there a public PoC exploit available for CVE-2022-3539?

Yes, a public proof-of-concept exploit is available for CVE-2022-3539. Prioritise patching immediately. EPSS: 0.5%.

Super Testimonials CVE-2022-3539

MEDIUM

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

2022-11-14 contact@wpscan.com

WordPress XSS Super Testimonials

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 14, 2022 - 15:15 nvd

MEDIUM 4.8

DescriptionNVD

The Testimonials WordPress plugin before 2.7, super-testimonial-pro WordPress plugin before 1.0.8 do not sanitize and escape its settings, allowing high privilege users such as admin to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

AnalysisAI

The Testimonials WordPress plugin before 2.7, super-testimonial-pro WordPress plugin before 1.0.8 do not sanitize and escape its settings, allowing high privilege users such as admin to perform. Rated medium severity (CVSS 4.8), this vulnerability is remotely exploitable, 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 Testimonials WordPress plugin before 2.7, super-testimonial-pro WordPress plugin before 1.0.8 do not sanitize and escape its settings, allowing high privilege users such as admin to perform cross-Site Scripting attacks even when the unfiltered_html capability is disallowed. Affected products include: Themepoints Super Testimonials. Version information: before 2.7.

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.