{"id":"CVE-2026-84196","revision":"e0b4d5d4888442168a8bab07ea63c5aa","records":[{"revision":"e0b4d5d4888442168a8bab07ea63c5aa","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-84196","aliases":[],"title":"Kyverno before 1.18.0 Server-Side Request Forgery via apiCall","description":"Kyverno before 1.18.0 contains a server-side request forgery vulnerability in apiCall.service.url that allows authenticated users to send arbitrary HTTP requests by injecting user-controlled input through variable substitution. Attackers can target internal services, cloud metadata endpoints, and loopback addresses, with response data reflected in admission error messages enabling non-blind data exfiltration.","state":0,"publishedAt":"2026-09-01T11:33:59.097+00:00","modifiedAt":"2026-09-01T14:56:10.945+00:00","affected":[{"ecosystem":"Vendor product","name":"kyverno","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"kyverno\",\n                    \"product\": \"kyverno\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"packageURL\": \"pkg:golang/github.com/kyverno/kyverno\",\n                    \"versions\": [\n                        {\n                            \"version\": \"0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\",\n                            \"lessThan\": \"1.18.0\"\n                        },\n                        {\n                            \"version\": \"1.18.0\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","score":8.3,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","score":7.7,"severity":"HIGH"}],"references":["https://github.com/kyverno/kyverno/security/advisories/GHSA-qr4g-8hrp-c4rw","https://www.vulncheck.com/advisories/kyverno-before-1.18.0-server-side-request-forgery-via-apicall"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-84196","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-84196","identifiers":["CVE-2026-84196"]},"retained":false,"historicalAffected":[]}],"coverage":[]}