Description
The Gutenberg Essential Blocks WordPress plugin before 6.4.0 does not restrict access to one of its public REST routes and over-fetches a non-public WooCommerce per-product sales metric into the response, allowing unauthenticated users to read the lifetime number of units sold for any published product.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Gutenberg Essential Blocks | < 6.4.0 | 6.4.0 |
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- Essential Blocks < 6.4.0 - Information Disclosure http/cves/2026/CVE-2026-13153.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
References
- https://wpscan.com/vulnerability/0401a229-9630-49ab-ae4b-53360cf5d109/ exploit vdb-entry technical-description