{"id":"BIT-kyverno-2026-84196","summary":"Kyverno before 1.18.0 Server-Side Request Forgery via apiCall","details":"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.","aliases":["CVE-2026-84196","GHSA-qr4g-8hrp-c4rw","GO-2026-5594"],"modified":"2026-09-25T14:25:34.789718826Z","published":"2026-09-25T12:23:41.268Z","database_specific":{"cpes":["cpe:2.3:a:kyverno:kyverno:*:*:*:*:*:go:*:*"],"severity":"High"},"references":[{"type":"WEB","url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-qr4g-8hrp-c4rw"},{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-84196"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/kyverno-before-1.18.0-server-side-request-forgery-via-apicall"}],"affected":[{"package":{"name":"kyverno","ecosystem":"Bitnami","purl":"pkg:bitnami/kyverno"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.18.0"}]}],"database_specific":{"source":"https://github.com/bitnami/vulndb/tree/main/data/kyverno/BIT-kyverno-2026-84196.json"},"severity":[{"type":"CVSS_V4","score":"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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]}],"schema_version":"1.9.0"}