CVE-2021-24840: Codesupply Squaretype

Medium severity, CVSS 5.3. EPSS: 1.2% chance of exploitation in the next 30 days.

The Squaretype WordPress theme before 3.0.4 allows unauthenticated users to manipulate the query_vars used to retrieve the posts to display in one of its REST endpoint, without any validation. As a result, private and scheduled posts could be retrieved via a crafted request.

Affected products

• Codesupply Squaretype: before 3.0.4 (fixed in 3.0.4)

Published 2021-11-08. Last modified 2026-06-17.