Grand Blog <= 3.1 - Cross-Site Request Forgery
Affected versions: *-3.1
Vulnerability type: CWE-352 Cross-Site Request Forgery (CSRF)
Affected software, patched versions and attribution
The Grand Blog theme for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.1. This is due to missing or incorrect nonce validation on a function. This makes it possible for unauthenticated attackers to perform an unauthorized action via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
Grand Blog WordPress
Affected versions: *-3.1
Patched versions: Not supplied
Researcher credit: Tran Nguyen Bao Khanh
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- Published
- February 13, 2026
- CVSS
- 4.3