XSS in Creativedev4 Show Posts List – Easy Designs, Filters And More

CVE-2026-4022

The Show Posts list – Easy designs, filters and more plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'post_type' shortcode attribute in the 'swiftpost-list' shortcode in all versions up to, and including, 1.1.0 du…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.001 (28.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4022?
CVE-2026-4022 is a medium-severity vulnerability in Creativedev4 Show Posts List – Easy Designs, Filters And More, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-03-21.
How severe is CVE-2026-4022?
Medium severity. CVSS v3 base score is 6.4 out of 10.