Last Viewed Posts by WPBeginner <= 1.0.0 - Unauthenticated PHP Object Injection

9.8
Deserialization of Untrusted Data
CVE CVE-2024-3070
CVSS 9.8 (Critical)
Publicly Published May 2, 2024
Last Updated May 9, 2024
Researcher Francesco Carlucci

Description

The Last Viewed Posts by WPBeginner plugin for WordPress is vulnerable to PHP Object Injection in all versions up to, and including, 1.0.0 via deserialization of untrusted input from the LastViewedPosts Cookie. This makes it possible for unauthenticated attackers to inject a PHP Object. No known POP chain is present in the vulnerable plugin. 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.

Wordfence blocked 12,403 attacks targeting this vulnerability in the past 24 hours.

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Vulnerability Details for Last Viewed Posts by WPBeginner

Software Type Plugin
Software Slug last-viewed-posts (view on wordpress.org)
Patched? Yes
Remediation Update to version 1.0.1, or a newer patched version
Affected Version
  • <= 1.0.0
Patched Version
  • 1.0.1

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