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Vulnerable Software

Vulnerability Details CVE-2026-23923

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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.003
EPSS Ranking 17.0%
CVSS Severity
CVSS v3 Score 5.3
Products affected by CVE-2026-23923
  • Zabbix » Zabbix » Version: 7.4.0
    cpe:2.3:a:zabbix:zabbix:7.4.0
  • Zabbix » Zabbix » Version: 7.4.1
    cpe:2.3:a:zabbix:zabbix:7.4.1
  • Zabbix » Zabbix » Version: 7.4.2
    cpe:2.3:a:zabbix:zabbix:7.4.2
  • Zabbix » Zabbix » Version: 7.4.3
    cpe:2.3:a:zabbix:zabbix:7.4.3
  • Zabbix » Zabbix » Version: 7.4.4
    cpe:2.3:a:zabbix:zabbix:7.4.4
  • Zabbix » Zabbix » Version: 7.4.5
    cpe:2.3:a:zabbix:zabbix:7.4.5
  • Zabbix » Zabbix » Version: 7.4.6
    cpe:2.3:a:zabbix:zabbix:7.4.6


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