CVE-2024-0893: Schemaapp Schema App Structured Data

Medium severity, CVSS 4.3. EPSS: 0.3% chance of exploitation in the next 30 days.

The Schema App Structured Data plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on the MarkupUpdate function in all versions up to, and including, 2.2.0. This makes it possible for authenticated attackers, with subscriber access or higher, to update or delete post metadata.

Affected products

• Schemaapp Schema App Structured Data: before 2.2.1 (fixed in 2.2.1)

Published 2024-05-24. Last modified 2026-06-17.