CVE-2026-8423
Medium
Description
The JaviBola Custom Theme Test plugin for WordPress is vulnerable to Cross-Site Request Forgery in all versions up to, and including, 2.0.5. This is due to missing or incorrect nonce validation on the options page. This makes it possible for unauthenticated attackers to change the site's active theme by modifying the jbct_theme option via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.
SeverityMedium
CVSS4.3
Exploit probability—
ProductJaviBola Custom Theme Test
PublishedMay 20, 2026
First seenMay 20, 2026
Weakness typeCWE-352Cross-site request forgery (CSRF)
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| javibola JaviBola Custom Theme Test | v ≤ 2.0.5 | — |
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