Medium severity6.4NVD Advisory· Published Feb 11, 2026· Updated Apr 15, 2026

CVE-2026-1804

Description

The WDES Responsive Popup plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'wdes-popup-title' shortcode in all versions up to, and including, 1.3.6 due to insufficient input sanitization and output escaping on user supplied attributes. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

WordPress/WDES Responsive Popupllm-create
Range: <=1.3.6

Patches

No patches discovered yet.

Vulnerability mechanics

AI mechanics synthesis has not run for this CVE yet.

References

plugins.trac.wordpress.org/browser/wdes-responsive-popup/tags/1.3.6/lib/view/title.phpnvd
plugins.trac.wordpress.org/browser/wdes-responsive-popup/tags/1.3.6/wdes-popup.phpnvd
www.wordfence.com/threat-intel/vulnerabilities/id/3afdffa7-23ec-41ea-b05a-152a69b7ce50nvd

News mentions

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cvss	0.416
epss	0.000
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000