HubSpot All-In-One Marketing - Forms, Popups, Live Chat <= 11.3.32 - Missing Authorization to Authenticated (Contributor+) Installed Plugin Disclosure

4.3
Missing Authorization
CVE CVE-2025-11762
CVSS 4.3 (Medium)
Publicly Published April 23, 2026
Last Updated April 24, 2026
Researcher Dmitrii Ignatyev - CleanTalk Inc

Description

The HubSpot All-In-One Marketing - Forms, Popups, Live Chat plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 11.3.32 via the leadin/public/admin/class-adminconstants.php file. This makes it possible for authenticated attackers, with Contributor-level access and above, to extract a list of all installed plugins and their versions which can be leveraged for reconnaissance and further attacks.

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Vulnerability Details for HubSpot All-In-One Marketing – Forms, Popups, Live Chat

Software Type Plugin
Software Slug leadin (view on wordpress.org)
Patched? Yes
Remediation Update to version 11.3.33, or a newer patched version
Affected Version
  • <= 11.3.32
Patched Version
  • 11.3.33

Recent vulnerabilities in HubSpot All-In-One Marketing – Forms, Popups, Live Chat

# Title CVE ID CVSS Researchers Date
1 HubSpot All-In-One Marketing <= 11.3.62 - Authenticated (Contributor+) Sensitive Information Exposure via Block Editor Localized Script CVE-2026-9656 4.3 anhcd05 July 16, 2026
2 HubSpot All-In-One Marketing – Forms, Popups, Live Chat <= 11.3.55 - Authenticated (Contributor+) Information Exposure CVE-2026-57736 4.3 Jakub Herman July 1, 2026
3 HubSpot – CRM, Email Marketing, Live Chat, Forms & Analytics <= 11.1.22 - Authenticated (Contributor+) Stored Cross-Site Scripting via HubSpot Meeting Widget CVE-2024-5879 6.4 wesley (wcraft) August 29, 2024
4 HubSpot – CRM, Email Marketing, Live Chat, Forms & Analytics <= 8.8.13 - Server Side Request Forgery CVE-2022-1239 8.1 Brandon James Roldan (tomorrowisnew) April 11, 2022

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