CVE-2026-26934 — Improper Validation of Specified Quantity in Input in Kibana Leading to Denial of Service
Improper Validation of Specified Quantity in Input (CWE-1284) in Kibana can allow an authenticated attacker with view-only privileges to cause a Denial of Service via Input Data…
Published: 2026-02-26 · CVSS: 6.5 · CVSS 3.1
Improper Validation of Specified Quantity in Input (CWE-1284) in Kibana can allow an authenticated attacker with view-only privileges to cause a Denial of Service via Input Data Manipulation (CAPEC-153). An attacker can send a specially crafted, malformed payload causing excessive resource consumption and resulting in Kibana becoming unresponsive or crashing.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7