LearnPress – Backup & Migration Tool <= 4.1.4 - Authenticated (Administrator+) PHP Object Injection via WXR XML File Upload

6.6
Deserialization of Untrusted Data
CVE CVE-2026-7566
CVSS 6.6 (Medium)
Publicly Published June 5, 2026
Last Updated June 6, 2026
Researcher Wannes Verwimp

Description

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 4.1.4 via deserialization of untrusted input . This makes it possible for authenticated attackers, with administrator-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software, which means this vulnerability has no impact unless another plugin or theme containing a POP chain is installed on the site. If a POP chain is present via an additional plugin or theme installed on the target system, it may allow the attacker to perform actions like delete arbitrary files, retrieve sensitive data, or execute code depending on the POP chain present.

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Vulnerability Details for LearnPress – Backup & Migration Tool

Software Type Plugin
Software Slug learnpress-import-export (view on wordpress.org)
Patched? Yes
Remediation Update to version 4.1.5, or a newer patched version
Affected Version
  • <= 4.1.4
Patched Version
  • 4.1.5

Recent vulnerabilities in LearnPress – Backup & Migration Tool

# Title CVE ID CVSS Researchers Date
1 LearnPress <= 4.1.4 - Authenticated (Administrator+) Path Traversal to Arbitrary File Read via 'import-user-file' Parameter CVE-2026-7565 4.9 Wannes Verwimp June 5, 2026
2 LearnPress Export Import <= 4.1.0 - Missing Authentication to Unauthenticated Migrated Course Deletion CVE-2026-1787 4.8 Osvaldo Noe Gonzalez Del Rio (Os) February 11, 2026
3 LearnPress Export Import <= 4.0.9 - Reflected Cross-Site Scripting CVE-2025-49992 6.1 LVT-tholv2k July 22, 2025
4 LearnPress Export Import <= 4.1.2 - Unauthenticated Local File Inclusion CVE-2025-60200 8.1 LVT-tholv2k July 21, 2025
5 LearnPress Export Import – WordPress extension for LearnPress <= 4.0.4 - Reflected Cross-Site Scripting CVE-2024-9609 6.1 vgo0 November 14, 2024
6 LearnPress Export Import <= 4.0.3 - Reflected Cross-Site Scripting CVE-2024-32588 6.1 Dimas Maulana April 16, 2024
7 LearnPress Export Import <= 4.0.3 - Authenticated (Administrator+) SQL Injection CVE-2024-31241 9.1 Le Ngoc Anh April 5, 2024
8 LearnPress - Export/Import Courses <= 4.0.2 - Reflected Cross-Site Scripting CVE-2023-30487 5.4 LEE SE HYOUNG April 17, 2023

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