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17 October 2026

Vulnerabilities first published on this day (UTC), newest first.

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All Critical High Medium Low Exploited only Public exploit

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  • Medium 5.9
    CVE-2026-104246 Public exploit

    Contact Form 7 Signature Addon <= 4.2.2 - Unauthenticated Arbitrary File Read via Path Traversal in Email Attachments

    The Contact Form 7 Signature Addon WordPress plugin through 4.2.2 does not sanitize a signature field value before building an email attachment path from it, allowing unauthenticated users to attach arbitrary files (bounded to wp-content on current Contact Fo…

    Web / CMS
  • Critical 9.8
    CVE-2026-104736 Public exploit Scanner template

    LearnPress <= 4.4.10 - Unauthenticated PHP Object Injection via 'checkout-email' Parameter

    The LearnPress plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 4.4.10 via deserialization of untrusted input from the 'checkout-email' request parameter during the checkout AJAX action. The value is passed through …

    ThimPress LearnPress – WordPress LMS Plugin for Create and Sell Online Courses Web / CMS