CVE-2026-23923
Unauthenticated arbitrary PHP class instantiation
CVSS Score
0.0
EPSS Score
0.1%
EPSS Percentile
17th
An unauthenticated attacker can exploit the Frontend 'validate' action to blindly instantiate arbitrary PHP classes. The impact depends on environment setup but appears limited at this time.
| CWE | CWE-470 |
| Vendor | zabbix |
| Product | zabbix |
| Published | Mar 24, 2026 |
| Last Updated | Mar 25, 2026 |
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Free · No credit card · 60 sec setup
Affected Versions
Zabbix / Zabbix
7.4.0 ≤ 7.4.6
References
Credits
🔍 Zabbix wants to thank pitticus for submitting this report on the HackerOne bug bounty platform.