{"id":"CVE-2021-25746","details":"A security issue was discovered in ingress-nginx where a user that can create or update ingress objects can use .metadata.annotations in an Ingress object (in the networking.k8s.io or extensions API group) to obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.","modified":"2026-07-09T00:38:10.772019Z","published":"2022-05-06T01:15:09.180Z","references":[{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20220609-0006/"},{"type":"REPORT","url":"https://github.com/kubernetes/ingress-nginx/issues/8503"},{"type":"REPORT","url":"https://groups.google.com/g/kubernetes-security-announce/c/hv2-SfdqcfQ"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/kubernetes/ingress-nginx","events":[{"introduced":"0"},{"fixed":"6d9a39eda7b180f27b34726d7a7a96d73808ce75"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.2.0"}],"source":"CPE_RANGE","cpe":"cpe:2.3:a:kubernetes:ingress-nginx:*:*:*:*:*:*:*:*"}}],"versions":["helm-chart-4.1.0-beta.1","controller-v1.2.0-beta.1","controller-v1.2.0-beta.0","helm-chart-4.1.0-beta.0","helm-chart-4.0.19","controller-v1.1.3","helm-chart-4.0.18","controller-v1.1.2","helm-chart-4.0.17","helm-chart-4.0.16","helm-chart-4.0.15","controller-v1.1.1","helm-chart-4.0.13","helm-chart-4.0.12","helm-chart-4.0.11","helm-chart-4.0.10","controller-v1.1.0","helm-chart-4.0.9","helm-chart-4.0.8","helm-chart-4.0.7","controller-v1.0.5","helm-chart-4.0.6","controller-v1.0.4","helm-chart-4.0.5","helm-chart-4.0.4","controller-v1.0.3","helm-chart-4.0.3","controller-v1.0.2","helm-chart-4.0.2","controller-v1.0.1","helm-chart-4.0.1","controller-v1.0.0","helm-chart-3.36.0","controller-v0.49.0","helm-chart-3.35.0","controller-v0.48.1","helm-chart-3.34.0","controller-v0.47.0","helm-chart-3.33.0","helm-chart-3.32.0","helm-chart-3.31.0","helm-chart-3.30.0","controller-v0.46.0","helm-chart-3.29.0","helm-chart-3.28.0","controller-v0.45.0","helm-chart-3.27.0","helm-chart-3.26.0","helm-chart-3.24.0","helm-chart-3.25.0","controller-v0.44.0","helm-chart-3.23.0","helm-chart-3.22.0","helm-chart-3.21.0","helm-chart-3.20.1","helm-chart-3.20.0","controller-v0.42.0","controller-v0.43.0","helm-chart-3.19.0","helm-chart-3.18.0","helm-chart-3.17.0","helm-chart-3.16.1","helm-chart-3.16.0","ingress-nginx-3.15.2","ingress-nginx-3.15.1","ingress-nginx-3.15.0","ingress-nginx-3.13.0","ingress-nginx-3.12.0","ingress-nginx-3.11.1","ingress-nginx-3.11.0","controller-v0.41.2","ingress-nginx-3.10.1","controller-v0.41.1","ingress-nginx-3.10.0","ingress-nginx-3.9.0","ingress-nginx-3.8.0","controller-v0.41.0","ingress-nginx-3.7.1","ingress-nginx-3.4.1","ingress-nginx-3.7.0","ingress-nginx-3.6.0","ingress-nginx-3.5.1","ingress-nginx-3.5.0","controller-v0.40.2","ingress-nginx-3.4.0","controller-v0.40.1","ingress-nginx-3.3.1","controller-v0.40.0","ingress-nginx-3.3.0","ingress-nginx-3.2.0","ingress-nginx-3.1.0","ingress-nginx-3.0.0","ingress-nginx-2.16.0","ingress-nginx-2.15.0","ingress-nginx-2.14.0","ingress-nginx-2.13.0","controller-v0.35.0","ingress-nginx-2.12.1","ingress-nginx-2.12.0","ingress-nginx-2.11.3","ingress-nginx-2.11.2","controller-v0.34.1","ingress-nginx-2.11.1","ingress-nginx-2.11.0","controller-v0.34.0","ingress-nginx-2.10.0","ingress-nginx-2.9.1","ingress-nginx-2.9.0","ingress-nginx-2.8.0","ingress-nginx-2.7.1","ingress-nginx-2.7.0","ingress-nginx-2.6.0","ingress-nginx-2.5.0","ingress-nginx-2.4.0","ingress-nginx-2.0.3","ingress-nginx-2.3.0","ingress-nginx-2.2.0","ingress-nginx-2.1.0","ingress-nginx-2.0.2","ingress-nginx-2.0.1","ingress-nginx-2.0.0"],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-25746.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:N"}]}