What is CVE-2016-20066?

CVE-2016-20066 is a high-severity vulnerability in Dwbooster Cp Polls, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-06-15.

How severe is CVE-2016-20066?

High severity. CVSS v3 base score is 7.2 out of 10.

XSS in Dwbooster Cp Polls

CVE-2016-20066

WordPress CP Polls 1.0.8 contains a persistent cross-site scripting vulnerability that allows attackers to inject malicious scripts through unsanitized file upload functionality. Attackers can upload files containing script payloads with event handlers like onerror attributes to execute arbitrary JavaScript in the browsers of users viewing the affected content.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (8.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

Dwbooster Cp Polls — versions 1.0.8

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

disclosure@vulncheck.com (exploit)
disclosure@vulncheck.com (third-party-advisory)

Frequently asked questions

What is CVE-2016-20066?: CVE-2016-20066 is a high-severity vulnerability in Dwbooster Cp Polls, classified under Cross-site Scripting. CVSS score: 7.2/10. Published 2026-06-15.
How severe is CVE-2016-20066?: High severity. CVSS v3 base score is 7.2 out of 10.