{"id":"CVE-2026-84195","title":"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","summary":"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 apiCal…","severity":"high","cvss":7.7,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-200"],"vendor":"kyverno","product":"github.com/kyverno/kyverno","affected":["github.com/kyverno/kyverno < 1.17.0"],"patched":["github.com/kyverno/kyverno 1.17.0"],"published":"2026-09-01","updated":"2026-09-10","sourceUpdated":"2026-09-10T15:43:03.760","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-84195","references":[{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-8wfp-579w-6r25","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/kyverno-before-1.16.4-credential-leak-via-apicall","label":"disclosure@vulncheck.com"},{"url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-8wfp-579w-6r25","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"},{"url":"https://github.com/kyverno/kyverno"},{"url":"https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-84195.json"},{"url":"https://access.redhat.com/security/cve/CVE-2026-84195"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-84195"},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84195"}],"tags":["nvd","osv","go","csaf","vex","red-hat"],"epss":0.00386,"epssPercentile":0.29812,"aliases":["GHSA-8wfp-579w-6r25","GO-2026-5268"],"ecosystem":"go","ingestedAt":"2026-09-02T19:31:26.664Z","slug":"CVE-2026-84195","body":"## Overview\n\nKyverno 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.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.\n\n## Package advisory (CVE-2026-84195)\n\nAffected packages:\n\n- `github.com/kyverno/kyverno < 1.17.0`\n\nPatched in:\n\n- `github.com/kyverno/kyverno 1.17.0`\n\nSource: https://osv.dev/vulnerability/GHSA-8wfp-579w-6r25\n\n## Vendor advisories\n\n- **Red Hat VEX** · updated 2026-09-11 · [vex](https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-84195.json)","depth":"twilight","depthScore":42,"depthScoreParts":{"impact":42.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}