CVE-2023-4505 — The Staff / Employee Business Directory for Active Directory plugin for WordPres
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
Published
2023-09-27T15:19:40.627
Last modified
2026-04-08T17:17:02.997
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
01What is this vulnerability?
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.
02Affected products
No structured affected-product list available — see references below for vendor advisories.
03Active exploitation status
Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.
04Recommended remediation
- Patch to a fixed version listed in the vendor advisory (see references below).
- Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
- Hunt historical logs for exploitation indicators — see Detection signatures below.
05Technical details
For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.
06Detection signatures
Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.
07Related CVEs
08Timeline
- Published: 2023-09-27T15:19:40.627
- Last modified: 2026-04-08T17:17:02.997
09References
- medium.com — https://medium.com/%40cybertrinchera/cve-2023-4506-cve-2023-4505-ldap-passback-o…
- plugins.trac.wordpress.org — https://plugins.trac.wordpress.org/changeset/2973020/
- wordpress.org — https://wordpress.org/plugins/ldap-ad-staff-employee-directory-search/
- www.wordfence.com — https://www.wordfence.com/threat-intel/vulnerabilities/id/1ea40b96-4693-4f98-8e6…
- medium.com — https://medium.com/%40cybertrinchera/cve-2023-4506-cve-2023-4505-ldap-passback-o…
- wordpress.org — https://wordpress.org/plugins/ldap-ad-staff-employee-directory-search/
- www.wordfence.com — https://www.wordfence.com/threat-intel/vulnerabilities/id/1ea40b96-4693-4f98-8e6…
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