CVE-2026-8423
🔶 mediumSummary
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.
CVSS Score
4.3
Medium
EPSS Score
0.0
Exploit Probability
Published Date
2026-05-20
First Seen: 2026-05-21
📊 Relative Risk Intelligence
This CVE is Lower Risk - more severe than 5.4% of all 330,193 vulnerabilities in our database.
#312,358
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: May 20, 2026
🔍 Exploitation Status
None
No known exploits
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
Muhammad Nur Ibnu Hubab
SSVC data provided by
CISA
Last Modified
2026-05-20
Source
NVD 🔗
CVSS Vector 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
CWE IDs (Weakness Types)