Medium severity · published Sep 22, 2026
CVE-2026-9004
WP-CRM System <= 3.4.6 - Authenticated (Contributor+) Exposure of Sensitive Information via 'contact_id' Parameter
4.3
CVSS
0.4%
EPSS
No
On KEV
Description
The WP-CRM System – Manage Clients and Projects plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.4.6 via the 'contact_id' parameter. This makes it possible for authenticated attackers, with contributor-level access and above, to extract full names, email addresses, phone numbers, mobile numbers, fax numbers, and physical address information of arbitrary CRM contact records by enumerating the contact_id parameter.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 31% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
WS
WP-CRM System – Manage Clients and Projects · nofearinc
through 3.4.6 · source: vendor
Affected product
WS
WP-CRM System – Manage Clients and Projects
nofearinc
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-9004
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-9004
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/wp-crm-system/tags/3.4.6/includes/wcs-dashboard-address-book.php#L12
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/wp-crm-system/tags/3.4.6/includes/wcs-dashboard-address-book.php#L33
plugins.trac.wordpress.org
https://plugins.trac.wordpress.org/browser/wp-crm-system/tags/3.4.6/includes/wcs-dashboard-address-book.php#L75
www.wordfence.com
https://www.wordfence.com/threat-intel/vulnerabilities/id/f506a9bd-2501-4437-938d-2833fc8545a9?source=cve
More from WP-CRM System – Manage Clients and Projects
5.4
CVE-2025-14854
WP-CRM System – Manage Clients and Projects <= 3.4.5 - Missing Authorization to Authenticated (Subscriber+) CRM Data Exposure and Task Modification