CVSS 3.1
7.1 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:NCVE-2021-25746
High (7.1) in kubernetes ingress-nginx. EPSS 1.4% chance of exploitation in the next 30 days.
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.
Severity
- EPSS
- 1.4% chance of exploitation in the next 30 days; higher than 73% of CVEs (scores of 2026-10-31)
- CWE
- CWE-20
- Published
- Modified
- Record from
- the NVD, synced
Affected
- kubernetes:ingress-nginx
References
- https://github.com/kubernetes/ingress-nginx/issues/8503
- https://groups.google.com/g/kubernetes-security-announce/c/hv2-SfdqcfQ
- https://security.netapp.com/advisory/ntap-20220609-0006/
- https://github.com/kubernetes/ingress-nginx/issues/8503
- https://groups.google.com/g/kubernetes-security-announce/c/hv2-SfdqcfQ