IF-SO · CVE-2026-121782 · Package
FIX → 1.10.4
The If-So Dynamic Content Personalization plugin for WordPress does not neutralize input in some pages, allowing reflected cross-site scripting. An attacker can run script in a visitor's browser by tricking them into opening a crafted link.
first public Nov 9, 2026 · 2 sources
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Sites running the If-So Dynamic Content Personalization WordPress plugin version 1.10.3 or earlier are exposed. The sources do not say which configurations or page types are required to trigger the reflected input, so unknown. Sites that do not have the plugin installed can skip it.
Not affected if plugin-not-installed
Who cares if-so-dynamic-content, self-hosted, wordpress
wp plugin get if-so --field=version or check Plugins in WP admin.Upgrade to 1.10.4
1.10.4 (latest on WordPress.org; its changelog lists an unspecified Security fix, not confirmed as this CVE)Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in If-So Dynamic Content If-So Dynamic Content Personalization if-so allows Reflected XSS.This issue affects If-So Dynamic Content Personalization: from n/a through 1.10.3.
This page as .md · .json · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
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