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Vulnerabilities

CVE-2026-84195 | BDVDB-2026-367134 Detail

kyvernokyverno

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.

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact none. Attack vector: network.

Weaknesses#

  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

References#

Exploit#

No public exploit known

History#

  1. Version 1Record published in the CVE List.