[daily secrets] Security Analysis Report - 2026-02-07

[github-actions[bot]]

📊 Executive Summary

This automated analysis scanned 147 compiled workflow files and identified 3,113 secret references across 23 distinct secret types. All workflows implement redaction mechanisms, demonstrating strong baseline security posture.

Key Highlights:

• ✅ 100% Redaction Coverage: All 147 workflows include secret redaction steps
• ⚠️ High Expression Usage: 1,892 instances of github.event.* expressions (potential injection vectors)
• ✅ No Output Leakage: Zero secrets exposed through job outputs
• 📈 Token Diversity: 23 different secret types in use (up from baseline)

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🔑 Secret Usage Statistics

Metric	Value
Total Workflow Files	147
Total Secret References	3,113 (secrets.*)
GitHub Token References	289 (github.token)
Unique Secret Types	23
Job-Level Usage	0 (0%)
Step-Level Usage	1,744 (100%)

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🏆 Top 10 Secrets by Usage

View Complete Secret Usage Rankings

Rank	Secret Name	Occurrences	Purpose
1	GITHUB_TOKEN	1,524	GitHub API access (default token)
2	GH_AW_GITHUB_TOKEN	1,360	GitHub API access (custom token)
3	GH_AW_GITHUB_MCP_SERVER_TOKEN	749	MCP server authentication
4	COPILOT_GITHUB_TOKEN	481	Copilot-specific operations
5	CLAUDE_CODE_OAUTH_TOKEN	175	Claude AI integration
6	ANTHROPIC_API_KEY	175	Anthropic API access
7	OPENAI_API_KEY	71	OpenAI API access
8	CODEX_API_KEY	71	Codex AI engine
9	TAVILY_API_KEY	15	Tavily search integration
10	NOTION_API_TOKEN	8	Notion workspace access

Additional Secrets (11-23):

• GH_AW_PROJECT_GITHUB_TOKEN (8)
• BRAVE_API_KEY (6)
• GH_AW_AGENT_TOKEN (5)
• SENTRY_OPENAI_API_KEY (3)
• SENTRY_ACCESS_TOKEN (3)
• DD_SITE, DD_APPLICATION_KEY, DD_API_KEY (3 each, Datadog)
• CONTEXT7_API_KEY (3)
• AZURE_TENANT_ID, AZURE_CLIENT_SECRET, AZURE_CLIENT_ID (3 each, Azure)
• SLACK_BOT_TOKEN (1)

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🛡️ Security Posture

✅ Protection Mechanisms

Control	Status	Coverage
Secret Redaction	✅ Active	147/147 workflows (100%)
Token Cascades	⚠️ Not Detected	0 fallback chains found
Permission Blocks	❌ Missing	0 explicit permissions: definitions

Analysis:

• ✅ Excellent: Universal redaction coverage prevents accidental secret exposure in logs
• ⚠️ Concern: No token cascade patterns detected (may indicate direct secret usage without fallbacks)
• ⚠️ Risk: Zero explicit permission blocks - workflows may be using overly permissive defaults

🔍 Security Findings

View Detailed Security Analysis

1. Template Injection Risk

• Finding: 1,892 instances of github.event.* expression usage across workflows
• Risk Level: ⚠️ Medium
• Impact: User-controlled input (PR titles, issue bodies, etc.) could inject malicious commands if not properly sanitized
• Affected Files (sample):
  • agent-performance-analyzer.lock.yml
  • agent-persona-explorer.lock.yml
  • ai-moderator.lock.yml
  • archie.lock.yml
  • artifacts-summary.lock.yml
• Recommendation: Review each usage to ensure expressions are passed through environment variables (not directly interpolated in run: scripts)

2. Secrets in Outputs

• Finding: 0 instances detected
• Risk Level: ✅ None
• Status: No secrets exposed through job outputs

3. Permission Model

• Finding: 0 workflows define explicit permissions: blocks
• Risk Level: ⚠️ Medium
• Impact: Workflows inherit repository default permissions (potentially write-all)
• Recommendation: Add explicit permissions: blocks to enforce least-privilege access

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📈 Distribution Analysis

Secret Usage by Structural Location

All secret references (100%) are declared at the step level within individual job steps. This pattern:

• ✅ Benefit: Provides fine-grained control over secret access
• ✅ Benefit: Limits secret scope to only the steps that need them
• ⚠️ Trade-off: May result in duplication if multiple steps need the same secret

Secret Categories

Category	Secrets	Total References	% of Total
GitHub Tokens	4	4,114	132%*
AI API Keys	7	568	18.2%
Infrastructure	9	24	0.8%
Third-Party	3	29	0.9%

Note: Percentages exceed 100% because github.token references (289) are counted separately from secrets.* references (3,113)

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🎯 Key Findings

1. Universal Redaction Coverage 🎉

   • All 147 workflows implement secret redaction via redact_secrets.cjs
   • Zero risk of accidental secret exposure in workflow logs
   • Strong baseline security posture maintained

2. Token Diversity Expansion 📊

   • 23 distinct secret types in active use
   • Significant diversification from GitHub tokens to AI platform credentials
   • Reflects increasing integration with external AI services (Anthropic, OpenAI, Codex)

3. Expression Injection Exposure ⚠️

   • 1,892 uses of github.event.* expressions detected
   • Potential attack vector if user-controlled input reaches shell execution
   • Manual review recommended for workflows handling external contributions

4. Missing Least-Privilege Controls ⚠️

   • Zero explicit permission blocks across all workflows
   • Workflows likely operating with overly broad permissions
   • Increases blast radius of potential security incidents

5. Step-Level Secret Scoping ✅

   • 100% of secrets scoped to individual steps (not job-level)
   • Reduces secret exposure surface area
   • Aligns with security best practices

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💡 Recommendations

High Priority

1. Add Explicit Permission Blocks 🔴

   • Action: Define permissions: in all workflow files
   • Target: Start with workflows handling external input (PRs, issues)
   • Example:

     permissions:
       contents: read
       issues: write
       pull-requests: write

2. Audit Expression Injection Risks 🟡

   • Action: Review all 1,892 github.event.* usages
   • Focus: Ensure user-controlled data passes through environment variables
   • Pattern to enforce:

     env:
       SAFE_TITLE: ${{ github.event.pull_request.title }}
     run: |
       echo "Title: $SAFE_TITLE"  # Safe
       # NOT: echo "Title: ${{ github.event.pull_request.title }}"  # Unsafe

Medium Priority

3. Implement Token Cascade Pattern 🟡

   • Action: Add token fallback chains for resilience
   • Pattern: secrets.PRIMARY || secrets.SECONDARY || secrets.GITHUB_TOKEN
   • Benefit: Graceful degradation if primary token unavailable

4. Consolidate Duplicate Secret Scoping 🟢

   • Action: Identify workflows with repeated step-level secret declarations
   • Opportunity: Move commonly-shared secrets to job-level env: blocks
   • Benefit: Reduce configuration duplication while maintaining security

Low Priority

5. Document Secret Purpose 🟢
   • Action: Add comments explaining each secret's purpose and required scope
   • Benefit: Improves maintainability and security review efficiency
   • Example:

     env:
       # Read-only GitHub token for fetching repository metadata
       GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}

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📖 Reference Documentation

For detailed information about secret management in gh-aw workflows:

• Specification: scratchpad/secrets-yml.md
• Redaction System: actions/setup/js/redact_secrets.cjs
• Security Guidelines: SECURITY.md

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Generated: 2026-02-07 18:26 UTC
Workflow: daily-secrets-analysis
Run: §21784781566

AI generated by Daily Secrets Analysis Agent

• expires on Feb 10, 2026, 6:29 PM UTC

[github-actions[bot]]

This discussion was automatically closed because it expired on 2026-02-10T18:29:38.134Z.

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