CVE-2026-23934 in Zabbix

Sumário

de MITRE • 18/08/2026

An authenticated user is able to cause disproportionate CPU load on the Frontend webserver by sending specifically crafted requests to the Frontend validate.api.exists action, leading to potential denial of service.

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• Responsável: Zabbix
• Reservar: 19/01/2026
• Divulgação: 18/08/2026
• Moderação: aceite
• Entrada: VDB-391575
• CPE: pronto
• CWE: CWE-400 (confirmado)
• CVSS: 4.3 (VulDB)
• EPSS: 0.00000
• KEV: não
• Atividades: muito baixo
• Sector: Lawfirm, Energy, ...

Fontes

• MITRE: https://www.cve.org/CVERecord?id=CVE-2026-23934
• NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-23934
• CVE Details: https://www.cvedetails.com/cve/CVE-2026-23934/