ARMember Premium – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup <= 7.0 - Authenticated (Contributor+) PHP Object Injection

7.5
Deserialization of Untrusted Data
CVE CVE-2026-27060
CVSS 7.5 (High)
Publicly Published June 30, 2026
Last Updated August 3, 2026
Researcher Phat RiO

Description

The ARMember Premium – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 7.0 via deserialization of untrusted input. This makes it possible for authenticated attackers, with contributor-level access and above, to inject a PHP Object. No known POP chain is present in the vulnerable software. 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 ARMember Premium – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup

Software Type Plugin
Software Slug armember
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
  • <= 7.0

Recent vulnerabilities in ARMember Premium – Membership Plugin, Content Restriction, Member Levels, User Profile & User signup

# Title CVE ID CVSS Researchers Date
1 ARMember Premium <= 7.3.1 - Insecure Password Reset Mechanism to Unauthenticated Privilege Escalation CVE-2026-5076 9.8 h0xilo June 2, 2026
2 ARMember Premium <= 7.3.1 - Authenticated (Subscriber+) SQL Injection via 'sSortDir_0' Parameter CVE-2026-5074 6.5 h0xilo June 2, 2026
3 ARMember Premium <= 7.3.1 - Unauthenticated SQL Injection via 'order' Parameter CVE-2026-5073 7.5 h0xilo June 2, 2026
4 ARMember Premium <= 6.7 - Cross-Site Request Forgery via multiple functions CVE-2024-5596 6.3 István Márton June 21, 2024
5 ARMember Premium <= 5.9.2 - Missing Authorization CVE-2023-39994 5.3 Cat August 11, 2023
6 ARMember Premium <= 5.5.1 - Privilege Escalation CVE-2022-42888 9.8 Dave Jong December 1, 2022

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