What’s Vulnerable › Vulnerabilities

CVE-2023-4505: Staff / Employee Business Directory for Active Directory <= 1.2.3 - Authenticated (Admin+) LDAP Passback

• Severity: medium (CVSS 4.9 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.9% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-09-27 · updated 2026-06-17
• Weakness: CWE-306

Description

The Staff / Employee Business Directory for Active Directory plugin for WordPress is vulnerable to LDAP Passback in versions up to, and including, 1.2.3. This is due to insufficient validation when changing the LDAP server. This makes it possible for authenticated attackers, with administrative access and above, to change the LDAP server and retrieve the credentials for the original LDAP server.

Affected products

• Staff / Employee Business Directory for Active Directory: before 1.3 — fixed in 1.3

How to fix

Upgrade to a fixed version: Staff / Employee Business Directory for Active Directory 1.3. Check the vendor advisory for mitigations.

References

• https://medium.com/%40cybertrinchera/cve-2023-4506-cve-2023-4505-ldap-passback-on-miniorange-plugins-ca7328c84313
• https://plugins.trac.wordpress.org/changeset/2973020/
• https://wordpress.org/plugins/ldap-ad-staff-employee-directory-search/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1ea40b96-4693-4f98-8e6e-2ed8186cedd8?source=cve
• https://medium.com/%40cybertrinchera/cve-2023-4506-cve-2023-4505-ldap-passback-on-miniorange-plugins-ca7328c84313
• https://wordpress.org/plugins/ldap-ad-staff-employee-directory-search/
• https://www.wordfence.com/threat-intel/vulnerabilities/id/1ea40b96-4693-4f98-8e6e-2ed8186cedd8?source=cve

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