CVE-2026-23934

Summary

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.

Affected Software

VendorProductVersion RangeStatus
ZabbixZabbix7.4.0 <= 7.4.11affected

Weaknesses

  • CWE-405: CWE-405: Asymmetric Resource Consumption (Amplification)

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

References