CVE-2026-42398High· 7.7▾ TwilightServer-Side Request Forgery (CWE-918) in Kibana allows authenticated users with connector management privileges to bypass the operator-configured connection allowlist. By configuring a Webhook connector with a crafted target, an attacker…
▾ Twilight zone — High severity, or a signal on a lesser flaw
impact 42.4 · likelihood 0.1 · exploitation 0
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Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
Last analysed / modified upstream
0.4%
Server-Side Request Forgery (CWE-918) in Kibana allows authenticated users with connector management privileges to bypass the operator-configured connection allowlist. By configuring a Webhook connector with a crafted target, an attacker can cause Kibana to issue outbound requests to destinations that the egress restriction controls were intended to block.
kibana >= 9.0.0, < 9.2.8kibana >= 9.3.0, < 9.3.2Upgrade past the affected range:
kibana 9.3.2Connected by shared product, vendor, weakness, or advisory.
CVE-2026-42399Medium· 6.5Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130)
CVE-2026-42400Medium· 6.5Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to denial of service via Excessive Allocation (CAPEC-130)
CVE-2026-42401Medium· 4.1Improper Neutralization of Input During Web Page Generation (CWE-79) in Kibana can lead to stored HTML injection
CVE-2026-33462Medium· 4.6A path traversal vulnerability was identified in Kibana's dashboard management functionality
CVE-2026-33463Medium· 5.3Operation on a Resource after Expiration or Termination (CWE-672) in Kibana can lead to unauthorized information disclosure
CVE-2026-33464Medium· 6.5Uncontrolled Resource Consumption (CWE-400) in Kibana can lead to a denial of service via Excessive Allocation (CAPEC-130)