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fix(filesystem): skip cache files by extension - #8112
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StepSecurity Actions Security / StepSecurity Harden-Runner
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Sep 15, 2026 in 40m 41s
⚠️ Unexpected network calls from CI/CD runners
Harden-Runner has generated new alerts for GitHub Actions workflow runs in this pull request. These findings may indicate malicious activities or misconfigurations, so prompt analysis is recommended.
Details
Harden-Runner monitors all outbound traffic from each job at the DNS and network layers to ensure that CI/CD runners do not communicate with unauthorized destinations.
This reduces the risk of CI/CD secrets and source code being exfiltrated.
The following anomalous outbound network calls were detected.
| Endpoint | Workflow | Workflow Run Insights | status |
|---|---|---|---|
mobile.events.data.microsoft.com |
go-ci.yml | Insights URL | ❌ Blocked |
time.windows.com |
go-ci.yml | Insights URL | ❌ Blocked |
api.apple-cloudkit.com |
go-ci.yml | Insights URL | ❌ Blocked |
api.apple-cloudkit.com |
go-ci.yml | Insights URL | ❌ Blocked |
registry.npmjs.org |
kics-gh-action.yaml | Insights URL | ❌ Blocked |
🔎 Potential next steps
Anomalous Network Call
To investigate and triage the detection, please follow the runbook at https://docs.stepsecurity.io/harden-runner/runbooks/anomalous-outbound-network-calls
📋 Monitored GitHub Actions workflow runs
The following GitHub Actions workflow runs were monitored as part of this pull request.
| Workflow | Run ID | Unique Destinations | Actions Used | Detailed Insights |
|---|---|---|---|---|
| go-e2e.yaml | 34998925742 | 11 | 8 | View Insights |
| go-e2e-debian.yaml | 34998924811 | 12 | 8 | View Insights |
| go-ci.yml | 34998924708 | 50 | 11 | View Insights |
| go-test-race.yml | 34998924908 | 5 | 4 | View Insights |
| check-go-coverage.yaml | 34998924777 | 5 | 2 | View Insights |
| trufflehog-secret-scan.yml | 34998924878 | 5 | 2 | View Insights |
| ci-projects.yaml | 35088024963 | 5 | 5 | View Insights |
| sec-checks.yaml | 34998924763 | 11 | 8 | View Insights |
| github-actions-linter.yml | 34998924661 | 3 | 3 | View Insights |
| go-ci-integration.yml | 34998924748 | 7 | 5 | View Insights |
| kics-gh-action.yaml | 34998924806 | 9 | 3 | View Insights |
| validate-prs.yaml | 34998915754 | 3 | 3 | View Insights |
| check-apache-license.yaml | 34998915771 | 2 | 2 | View Insights |
📚 Learn More
You can learn more about this GitHub check here
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