CVE-2026-1191
MEDIUMCVSS Vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N
Lifecycle Timeline
2Description
The JavaScript Notifier plugin for WordPress is vulnerable to Stored Cross-Site Scripting via plugin settings in all versions up to, and including, 1.2.8. This is due to insufficient input sanitization and output escaping on user-supplied attributes in the `wp_footer` action. This makes it possible for authenticated attackers, with administrator-level access, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Analysis
Stored cross-site scripting in the JavaScript Notifier WordPress plugin through version 1.2.8 allows administrators to inject malicious scripts into website pages due to improper input sanitization in plugin settings. When users visit affected pages, the injected scripts execute in their browsers, potentially compromising user sessions or stealing sensitive data. …
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Remediation
Within 30 days: Identify affected systems running for WordPress is vulnerable to Stored Cross-Site Scripting v and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.
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External POC / Exploit Code
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