Files
crawl4ai/deploy
unclecode e326da9166 fix(security): complete AST sandbox escape remediation (CVSS 9.8)
Addresses the gi_frame.f_back chain exploit reported by Song Binglin (q1uf3ng).

- Delete _safe_eval_expression() and _SAFE_EVAL_BUILTINS entirely from
  extraction_strategy.py. Dead security-sensitive code is a liability.
  The eval path was already disabled; this removes the function itself.
- Fix hook_manager.py module injection: replace broken exec("import X", ns)
  pattern (silently failed due to missing __import__) with direct module
  injection. Sanitize asyncio to strip subprocess access (RCE vector).
- Add startup warning when CRAWL4AI_API_TOKEN is unset (all endpoints
  unauthenticated).
- Expand adversarial test suite to 87 tests: hook sandbox escapes,
  asyncio.subprocess RCE verification, end-to-end exploit payload from
  vuln report, dead code deletion checks, codebase eval/exec audit.
2026-03-31 13:01:57 +00:00
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