SQL Injection in Paultgoodchild Shield: Blocks Bots, Protects Users, And Prevents Security Breaches
CVE-2026-0722
The Shield Security plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 21.0.8. This is due to the plugin allowing nonce verification to be bypassed via user-supplied parameter in the 'isN…
Vulnerability class: SQL Injection
EPSS: 0.000 (9.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N.
Affected products
Weakness classification (CWE)
References
- www.wordfence.com/threat-intel/vulnerabilities/id/f53d9579-56e9-41aa-b6b7-24727…
- plugins.trac.wordpress.org/browser/wp-simple-firewall/tags/21.0.8/src/lib/src/A…
- plugins.trac.wordpress.org/browser/wp-simple-firewall/tags/21.0.8/src/lib/src/A…
- plugins.trac.wordpress.org/browser/wp-simple-firewall/tags/21.0.8/src/lib/src/T…
- research.cleantalk.org/cve-2026-0722/
- plugins.trac.wordpress.org/changeset
Frequently asked questions
- What is CVE-2026-0722?
- CVE-2026-0722 is a medium-severity vulnerability in Paultgoodchild Shield: Blocks Bots, Protects Users, And Prevents Security Breaches, classified under SQL Injection. CVSS score: 6.5/10. Published 2026-02-19.
- How severe is CVE-2026-0722?
- Medium severity. CVSS v3 base score is 6.5 out of 10.