CVE-2026-121862
The Knowledge Building WordPress plugin before 0.7.3 does not sanitise and escape comments submitted through its reply feature, and publishe
CVSS
8.8
High
EPSS
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KEV
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Exploit Today
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0-100
Published: Nov 11, 2026 · Last modified: Nov 11, 2026 · CWE-79
Not enough EPSS history yet.
The Knowledge Building WordPress plugin before 0.7.3 does not sanitise and escape comments submitted through its reply feature, and publishes them without moderation, allowing unauthenticated users to perform Stored Cross-Site Scripting attacks against any visitor of the affected posts, including administrators.
CVECVSSEPSSKEVRExploitTitleMod.
CVE-2026-1257816.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NOUS Ouvert Utile et Simple Event post event-post allows Stored XSS.This issue affects Event post: from n/a through 6.1.2.1hCVE-2026-1257616.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in YITH YITH WooCommerce Ajax Search yith-woocommerce-ajax-search allows Stored XSS.This issue affects YITH WooCommerce Ajax Search: from n/a through 2.30.0.1hCVE-2026-1256806.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bold Themes Bold Page Builder bold-page-builder allows Stored XSS.This issue affects Bold Page Builder: from n/a through 5.9.11.1hCVE-2026-1254556.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Bold Themes Bold Page Builder bold-page-builder allows Stored XSS.This issue affects Bold Page Builder: from n/a through 5.9.11.1hCVE-2026-1254516.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in bPlugins B Blocks b-blocks allows Stored XSS.This issue affects B Blocks: from n/a through 2.1.15.1hCVE-2026-1247526.5 MED—
———Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in BdThemes Element Pack Elementor Addons bdthemes-element-pack-lite allows Stored XSS.This issue affects Element Pack Elementor Addons: from n/a through 10.0.3.1h