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CVE-2020-36726

CRITICAL 9.8 CVSS 3.1
Published
June 7, 2023
Last modified
June 17, 2026
NVD status
Modified
Reported by
security@wordfence.com
Weakness
CWE-502
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

The Ultimate Reviews plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 2.1.32 via deserialization of untrusted input in several vulnerable functions. This allows unauthenticated attackers to inject a PHP Object. No POP chain is present in the vulnerable plugin.

Affected WordPress components

A confirmed match is backed by the plugin or theme slug. A possible match is based on the product name only and should be verified.

Affected products and versions

  • rustaurius Ultimate Reviews — Before 2.1.33
  • etoilewebdesign ultimate_reviews — Up to and including 2.1.32

References

  • blog.nintechnet.com https://blog.nintechnet.com/wordpress-ultimate-reviews-plugin-fixed-insecure-deserialization-vulnerability/ Exploit
  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/changeset/2409141 Release Notes
  • www.wordfence.com https://www.wordfence.com/threat-intel/vulnerabilities/id/db30acd7-ce51-45d9-8ff0-6ceea8237a8c?source=cve Third Party Advisory
  • nvd.nist.gov Official NVD record