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
Affected Vendors & Products
References
History
Tue, 01 Sep 2026 13:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Tue, 01 Sep 2026 11:45:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| 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. | |
| Title | Kyverno before 1.16.4 Credential Leak via apiCall | |
| First Time appeared |
Kyverno
Kyverno kyverno |
|
| Weaknesses | CWE-200 | |
| CPEs | cpe:2.3:a:kyverno:kyverno:*:*:*:*:*:*:*:* | |
| Vendors & Products |
Kyverno
Kyverno kyverno |
|
| References |
| |
| Metrics |
cvssV3_1
|
Status: PUBLISHED
Assigner: VulnCheck
Published: 2026-09-01T11:33:58.484Z
Updated: 2026-09-01T12:11:37.233Z
Reserved: 2026-09-01T10:51:59.729Z
Link: CVE-2026-84195
Updated: 2026-09-01T12:08:40.672Z
Status : Received
Published: 2026-09-01T12:17:49.130
Modified: 2026-09-01T13:20:09.440
Link: CVE-2026-84195
No data.