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PREQUEL-2025-0102

Ingress Nginx HTTP 5XX ErrorHigh
Impact: 7/10
Mitigation: 6/10

PREQUEL-2025-0102View on GitHub

Description

The ingress-nginx controller is returning HTTP 5XX errors


Cause

  • Backend service failures causing the controller to return 5XX errors.
  • Resource constraints on the backend services.
  • Network issues affecting communication between the controller and backend services.
  • Configuration errors in the ingress resource.

Mitigation

  • Review the ingress-nginx access logs for detailed request details.
  • Check the backend services for any issues causing 5XX errors.
  • Adjust resource limits for the backend services if resource constraints are the issue.
  • Monitor network connectivity between the controller and backend services.

References