{"schema_version":"1.7.5","id":"GO-2026-5621","published":"2026-06-25T22:34:34Z","modified":"2026-06-25T23:11:18.796658302Z","aliases":["BIT-kyverno-2026-4789","CVE-2026-4789","GHSA-rggm-jjmc-3394"],"summary":"Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access in github.com/kyverno/kyverno","details":"Kyverno has SSRF via CEL http.Get/http.Post in NamespacedValidatingPolicy allows cross-namespace data access in github.com/kyverno/kyverno","affected":[{"package":{"name":"github.com/kyverno/kyverno","ecosystem":"Go","purl":"pkg:golang/github.com/kyverno/kyverno"},"ranges":[{"type":"SEMVER","events":[{"introduced":"1.16.0"},{"fixed":"1.17.0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://vuln.go.dev/ID/GO-2026-5621.json"}}],"references":[{"type":"ADVISORY","url":"https://github.com/kyverno/kyverno/security/advisories/GHSA-rggm-jjmc-3394"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-4789"},{"type":"FIX","url":"https://github.com/kyverno/kyverno/pull/15729"},{"type":"WEB","url":"https://www.kb.cert.org/vuls/id/655822"}],"database_specific":{"review_status":"UNREVIEWED","url":"https://pkg.go.dev/vuln/GO-2026-5621"}}