What is CVE-2021-47911?

CVE-2021-47911 is a medium-severity vulnerability in Jdwebdesigner Affiliate Pro, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-01.

How severe is CVE-2021-47911?

Medium severity. CVSS v3 base score is 5.4 out of 10.

XSS in Jdwebdesigner Affiliate Pro

CVE-2021-47911

Affiliate Pro 1.7 contains multiple reflected cross-site scripting vulnerabilities in the index module's input fields. Attackers can inject malicious scripts through fullname, username, and email parameters to execute client-side attacks and manipulate browser requests.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.002 (6.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.

Affected products

Jdwebdesigner Affiliate Pro — versions 1.7

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

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

Frequently asked questions

What is CVE-2021-47911?: CVE-2021-47911 is a medium-severity vulnerability in Jdwebdesigner Affiliate Pro, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2026-02-01.
How severe is CVE-2021-47911?: Medium severity. CVSS v3 base score is 5.4 out of 10.