crawl4ai Known Vulnerabilities & Fixes
crawl4ai has 5 known security vulnerabilities in PyPI (Python). Upgrade to version 0.9.0 or later to resolve all known issues. Data sourced from OSV, enriched with EPSS exploit probability and CISA KEV.
Low Immediate Risk
No actively exploited vulnerabilities detected. Monitor and update in your next maintenance window.
Recommended safe version: 0.9.0
Upgrading to 0.9.0 or later resolves all 5 known vulnerabilities in crawl4ai. Run: pip install "crawl4ai>=0.9.0"
Is crawl4ai in your project?
Check if you're affected and upgrade to 0.9.0 to stay secure.
Security Summary
- 5 affected version ranges have been identified across these 5 advisories.
- 100% of known issues have a published fixed version.
- Remediation: pip install --upgrade crawl4ai
Vulnerabilities
5 unique vulnerabilities — sorted by exploitation risk (KEV → EPSS → CVSS). Click a CVE/GHSA ID for full details. First disclosed Jan 16, 2026, most recently Jun 18, 2026 (153 days apart).
| CVE / GHSA | Severity | Affected | Fixed In |
|---|---|---|---|
| CVE-2026-57572 Crawl4AI: Unauthenticated RCE via Chromium launch-argument injection in browser_config.extra_args | CRITICAL | 0.3.0, 0.3.1, 0.3.2, 0.3.3 (+63 more) | 0.9.0 |
| CVE-2026-26216 Crawl4AI is Vulnerable to Remote Code Execution in Docker API via Hooks Parameter | CRITICAL | 0.3.0, 0.3.1, 0.3.2, 0.3.3 (+57 more) | 0.8.0 |
| CVE-2026-53753 Crawl4AI: AST Sandbox Escape via gi_frame.f_back Chain - Pre-Auth RCE in Docker API | CRITICAL | 0.3.0, 0.3.1, 0.3.2, 0.3.3 (+60 more) | 0.8.7 |
| CVE-2026-56260 Crawl4AI: Multiple Docker API Vulnerabilities - File Write, SSRF, Auth Bypass, XSS, JS Execution | CRITICAL | 0.3.0, 0.3.1, 0.3.2, 0.3.3 (+60 more) | 0.8.7 |
| CVE-2026-57571 Crawl4AI: Arbitrary file write (path traversal) in crawler downloads can lead to RCE | CRITICAL | 0.3.0, 0.3.1, 0.3.2, 0.3.3 (+63 more) | 0.9.0 |
About This Data
Vulnerability data for crawl4ai is sourced from the Open Source Vulnerability (OSV) database, aggregating reports from GitHub Advisory Database, NIST NVD, and ecosystem-specific sources.
CVSS (Common Vulnerability Scoring System) scores reflect exploitability and impact. EPSS (Exploit Prediction Scoring System) scores indicate the probability of exploitation within the next 30 days. Vulnerabilities marked with are listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
Related PyPI (Python) Packages
Other packages in this ecosystem, ranked by shared vulnerabilities where available.
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