CVE
CVE-2026-1580
ingress-nginx's `nginx.ingress.kubernetes.io/auth-method` Ingress annotation can be used to inject configuration into nginx
A security issue was discovered in ingress-nginx where the nginx.ingress.kubernetes.io/auth-method Ingress annotation can be used to inject configuration into nginx. This can lead to arbitrary code execution in the context of the ingress-nginx controller, and disclosure of Secrets accessible to the controller. (Note that in the default installation, the controller can access all Secrets cluster-wide.)
Package Versions Affected
Package Version
patch Availability
No items found.
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CVSS Version
Severity
Base Score
CVSS Version
Score Vector
C
H
U
8.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
C
H
U
-
Related Resources
No items found.
References
https://nvd.nist.gov/vuln/detail/CVE-2026-1580, https://github.com/kubernetes/kubernetes/issues/136677, https://github.com/kubernetes/ingress-nginx
Basic Information
Ecosystem
