CVE-2021-24751: Generateblocks

Medium severity, CVSS 5.4. EPSS: 0.6% chance of exploitation in the next 30 days.

The GenerateBlocks WordPress plugin before 1.4.0 does not validate the generateblocks/container block's tagName attribute, which could allow users with a role as low as contributor to perform Cross-Site Scripting attacks.

Affected products

• Generateblocks Generateblocks: before 1.4.0 (fixed in 1.4.0)

Published 2021-11-29. Last modified 2026-06-17.