CVE-2026-87970: Unknown If-So Dynamic Content

Medium severity, CVSS 4.7. EPSS: 0.2% chance of exploitation in the next 30 days.

The If-So Dynamic Content WordPress plugin before 1.10.2 does not escape a request-supplied value before reflecting it in an unauthenticated AJAX response that is served as HTML, allowing attackers to execute arbitrary JavaScript in the browser of a visitor who opens a crafted link.

Affected products

• Unknown If-So Dynamic Content: from 1.8, before 1.10.2 (fixed in 1.10.2)

Published 2026-10-01. Last modified 2026-10-01.