CVE-2025-4390: WP Private Content Plus <= 3.6.2 - Unauthenticated Sensitive Information Exposure

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-12 · updated 2026-06-17
Weakness: CWE-200

Description

The WP Private Content Plus plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and including, 3.6.2 via the 'validate_restrictions' function. This makes it possible for unauthenticated attackers to extract sensitive data including the content of resticted posts on archive and feed pages.

Affected products

nimeshrmr WP Private Content Plus: through 3.6.2

References

https://plugins.trac.wordpress.org/browser/wp-private-content-plus/trunk/classes/class-wppcp-private-posts-pages.php#L138
https://plugins.trac.wordpress.org/browser/wp-private-content-plus/trunk/classes/class-wppcp-private-posts-pages.php#L211
https://www.wordfence.com/threat-intel/vulnerabilities/id/4c305546-1548-4b77-a484-d7c51d829792?source=cve

Get alerted when CVE-2025-4390 or the next vulnerability affects your stack