A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the `networking.k8s.io` or…

Description

A security issue was discovered in ingress-nginx where an actor with permission to create Ingress objects (in the `networking.k8s.io` or `extensions` API group) can bypass annotation validation to inject arbitrary commands and obtain the credentials of the ingress-nginx controller. In the default configuration, that credential has access to all secrets in the cluster.

Scores

EPSS (exploitation in 30 days)

27.0% · top 1.9% of all CVEs (6 Nov 2026)

CISA SSVC

Exploitation: none · Automatable: no · Technical impact: total

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.

Weakness

• CWE-20 Improper Input Validation (opens in a new tab)All about CWE-20 and its CVEs

Affected products

• Kubernetes · ingress-nginx

  • affected 1.11.0 – < 1.11.2
  • unaffected 1.11.2
  • unaffected 1.10.4
  • affected < 1.10.4

References (5)

• https://github.com/kubernetes/kubernetes/issues/126744 (opens in a new tab)issue-tracking
• https://groups.google.com/g/kubernetes-security-announce/c/a1__cKjWkfA (opens in a new tab)mailing-list
• https://github.com/kubernetes/ingress-nginx/pull/11719 (opens in a new tab)patch
• https://github.com/kubernetes/ingress-nginx/pull/11721 (opens in a new tab)patch
• http://www.openwall.com/lists/oss-security/2024/08/16/5 (opens in a new tab)

Sources

The same CVE in the primary databases and aggregators, to check against.

• CVE.org record (opens in a new tab)
• CVE List JSON (GitHub) (opens in a new tab)
• NVD (opens in a new tab)
• FIRST EPSS (opens in a new tab)
• OSV.dev (opens in a new tab)
• GitHub Advisories (opens in a new tab)
• CIRCL Vulnerability-Lookup (opens in a new tab)

Badge for a README or a ticket

[![CVE-2024-7646](https://trackcve.app/badge/CVE-2024-7646.svg)](https://trackcve.app/cve/CVE-2024-7646)

Record last updated 19 Aug 2024, 18:28 UTC.