vulnerability-scan.yml

name: Vulnerability Scan

on:
  pull_request:
  push:
    branches: [main]
  schedule:
    # Run weekly on Monday at 9:00 UTC
    - cron: '0 9 * * 1'

permissions:
  contents: read

jobs:
  changes:
    name: Detect changes
    runs-on: ubuntu-latest
    outputs:
      code: ${{ steps.set.outputs.code }}
    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
        if: github.event_name == 'pull_request'
      - uses: dorny/paths-filter@d1c1ffe0248fe513906c8e24db8ea791d46f8590 # v3
        id: filter
        if: github.event_name == 'pull_request'
        with:
          # Exclusion-only patterns match every non-excluded file under the
          # default "some" quantifier. Require all patterns (including "**")
          # so docs-only / markdown-only PRs correctly set code=false.
          predicate-quantifier: every
          filters: |
            code:
              - '**'
              - '!docs/**'
              - '!**/*.md'
      - name: Set code output
        id: set
        run: |
          if [ "${{ github.event_name }}" != "pull_request" ]; then
            echo "code=true" >> "$GITHUB_OUTPUT"
          else
            echo "code=${{ steps.filter.outputs.code }}" >> "$GITHUB_OUTPUT"
          fi

  pip-audit:
    name: pip-audit
    needs: changes
    if: needs.changes.outputs.code == 'true'
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
        with:
          persist-credentials: false

      - name: Restore global uv cache
        id: cache-restore
        uses: actions/cache/restore@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
        with:
          path: |
            ~/.cache/uv
            ~/.local/share/uv
            .venv
          key: uv-main-py3.11-${{ hashFiles('uv.lock') }}
          restore-keys: |
            uv-main-py3.11-

      - name: Install uv
        uses: astral-sh/setup-uv@d0cc045d04ccac9d8b7881df0226f9e82c39688e # v6
        with:
          version: "0.11.3"
          python-version: "3.11"
          enable-cache: false

      - name: Install dependencies
        run: uv sync --all-groups --all-extras --no-install-project

      - name: Install pip-audit
        run: uv pip install pip-audit

      - name: Run pip-audit
        run: |
          pip_audit_args=(
            --desc
            --aliases
            --skip-editable
            --format json
            --output pip-audit-report.json
            --ignore-vuln GHSA-rrmf-rvhw-rf47 # torch 2.12.0 (CVE-2025-3000): local-only memory corruption in torch.jit.script; no fix available.
            --ignore-vuln GHSA-f4j7-r4q5-qw2c # chromadb 1.1.1 (CVE-2026-45829): pre-auth RCE in the HTTP server; no fix available.
          )
          uv run pip-audit "${pip_audit_args[@]}"
        continue-on-error: true

      - name: Display results
        if: always()
        run: |
          if [ -f pip-audit-report.json ]; then
            echo "## pip-audit Results" >> $GITHUB_STEP_SUMMARY
            echo '```json' >> $GITHUB_STEP_SUMMARY
            cat pip-audit-report.json | python3 -m json.tool >> $GITHUB_STEP_SUMMARY
            echo '```' >> $GITHUB_STEP_SUMMARY
            # Fail if vulnerabilities found
            python3 -c "
          import json, sys
          with open('pip-audit-report.json') as f:
              data = json.load(f)
          vulns = [d for d in data.get('dependencies', []) if d.get('vulns')]
          if vulns:
              print(f'::error::Found vulnerabilities in {len(vulns)} package(s)')
              for v in vulns:
                  for vuln in v['vulns']:
                      print(f'  - {v[\"name\"]}=={v[\"version\"]}: {vuln[\"id\"]}')
              sys.exit(1)
          print('No known vulnerabilities found')
          "
          else
            echo "::error::pip-audit failed to produce a report. Check the pip-audit step logs."
            exit 1
          fi

      - name: Upload pip-audit report
        if: always()
        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
        with:
          name: pip-audit-report
          path: pip-audit-report.json

      - name: Save uv caches
        if: steps.cache-restore.outputs.cache-hit != 'true'
        uses: actions/cache/save@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
        with:
          path: |
            ~/.cache/uv
            ~/.local/share/uv
            .venv
          key: uv-main-py3.11-${{ hashFiles('uv.lock') }}