XSS in Wpdevart Contact Form Builder

CVE-2022-50959

WordPress Contact Form Builder 1.6.1 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by exploiting the form_id parameter. Attackers can craft malicious URLs to code_generator.php with script payloads in the form_id parameter to execute arbitrary JavaScript in victim browsers.

Vulnerability class: XSS (Cross-Site Scripting)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (9.8th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 10th percentile — 9.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2022-50959: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2022-50959?
CVE-2022-50959 is a medium-severity vulnerability in Wpdevart Contact Form Builder, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-05-10.
How severe is CVE-2022-50959?
Medium severity. CVSS v3 base score is 6.1 out of 10.