MainWP Links Manager Extension <= 2.1 - Unauthenticated PHP Object Injection

9.8
Deserialization of Untrusted Data
CVE CVE-2023-23649
CVSS 9.8 (Critical)
Publicly Published January 18, 2023
Last Updated January 22, 2024
Researcher Dave Jong - Patchstack

Description

The MainWP Links Manager Extension plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 2.1 via deserialization of untrusted input. This allows unauthenticated attackers to inject a PHP Object. If a POP chain is present via an additional plugin or theme installed on the target system, it could allow the attacker to delete arbitrary files, retrieve sensitive data, or execute code.

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Vulnerability Details for MainWP Links Manager Extension

Software Type Plugin
Software Slug mainwp-links-manager-extension
Patched? No
Remediation No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement.
Affected Version
  • <= 2.1

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