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CVE-2026-84195 Details

Description

Kyverno before 1.16.4 automatically attaches the admission controller's ServiceAccount token to outbound HTTP requests in apiCall service mode without explicit authorization headers. Attackers can exfiltrate the token by directing apiCall requests to external or attacker-controlled endpoints, gaining full control over Kyverno policies and cluster resources.

Metrics

CVSS 3.x Severity and Vector Strings:

CNA: [email protected]CVSS-B:7.7 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URL	Source(s)	Tag(s)
https://github.com/kyverno/kyverno/security/advisories/GHSA-8wfp-579w-6r25	CISA-ADP
https://github.com/kyverno/kyverno/security/advisories/GHSA-8wfp-579w-6r25	[email protected]
https://www.vulncheck.com/advisories/kyverno-before-1.16.4-credential-leak-via-apicall	[email protected]

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-200	Exposure of Sensitive Information to an Unauthorized Actor	[email protected]

Affected Products

No affected product data is available for this CVE.

Change History

2 change records found show changes

Date	Action	Recorded By
Sep 1, 2026	CVE Modified	CISA-ADP
Sep 1, 2026	New CVE Received	[email protected]