# CVE-2026-7566: LearnPress Backup & Migration Tool PHP Object Injection

Source: https://junglewise.ai/threats/cve-2026-7566-learnpress-backup-migration-tool-php-object-injection  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-06-06. Updated: 2026-06-06  
License: CC BY 4.0 with a link back

CVE-2026-7566 · Severity: medium · CVSS 6.6 · Published 2026-06-06

The LearnPress Backup & Migration Tool, a WordPress plugin used for moving website data, contains a security flaw that could allow an administrator to execute unauthorized commands. While the vulnerability requires high-level access to exploit, it could lead to the deletion of files or theft of sensitive data if other vulnerable components are present on the site. Users should update to a version newer than 4.1.4 to mitigate this risk.

Vendors: [LearnPress](https://junglewise.ai/threats/vendors/learnpress).

## Quick answers

**Is CVE-2026-7566 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-7566 being exploited in the wild.

**How severe is CVE-2026-7566?** Medium severity, with a CVSS score of 6.6, published 6 June 2026.

**Which products and versions are affected?** LearnPress – Backup & Migration Tool Up to, and including, 4.1.4.

**Is there a fix for CVE-2026-7566?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-7566 attacked?** It is attacked over the network, in a software library.

**Am I affected by CVE-2026-7566?** Check whether you run LearnPress – Backup & Migration Tool at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

The LearnPress – Backup & Migration Tool plugin for WordPress is vulnerable to PHP Object Injection via the deserialization of untrusted input in versions up to 4.1.4. This vulnerability (CWE-502) allows authenticated attackers with administrator-level privileges to inject a PHP Object. While the plugin itself does not contain a known POP chain, the vulnerability can be weaponized if another installed plugin or theme provides a suitable chain. Successful exploitation could lead to arbitrary file deletion, sensitive data retrieval, or remote code execution depending on the available POP chain. The issue appears to be addressed in version 4.1.5.

## Affected products

- LearnPress LearnPress – Backup & Migration Tool Up to, and including, 4.1.4

## Timeline

- 2026-06-06: disclosed
- 2026-06-06: advisory

## References

- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.1/inc/admin/providers/learnpress/class-lp-import-learnpress.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.1/inc/admin/providers/learnpress/class-lp-import-learnpress.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.1/inc/parsers.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.1/inc/parsers.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.4/inc/admin/providers/learnpress/class-lp-import-learnpress.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.4/inc/admin/providers/learnpress/class-lp-import-learnpress.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.4/inc/parsers.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.4/inc/parsers.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.5/inc/functions.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/tags/4.1.5/inc/functions.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/trunk/inc/admin/providers/learnpress/class-lp-import-learnpress.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/trunk/inc/admin/providers/learnpress/class-lp-import-learnpress.php)
- [https://plugins.trac.wordpress.org/browser/learnpress-import-export/trunk/inc/parsers.php](https://plugins.trac.wordpress.org/browser/learnpress-import-export/trunk/inc/parsers.php)

## Related threats

- [LearnPress Backup & Migration Tool directory traversal in import-user-file](https://junglewise.ai/threats/cve-2026-7565-learnpress-backup-migration-tool-directory-traversal-in-import)