Medium (5.3). EPSS 0.5% chance of exploitation in the next 30 days.
The Advanced Post Block – Display Posts, Pages, or Custom Posts on Your Page plugin for WordPress is vulnerable to unauthorized access of data due to a missing capability check on the apbPosts() function hooked via an AJAX action in all versions up to, and including, 1.13.4. This makes it possible for unauthenticated attackers to retrieve all post data, including those that may be password protected.
Severity
CVSS 3.1
5.3 medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 43% of CVEs (scores of 2026-10-31)