EUVD-2026-38569

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.7, the safeevalexpression function in the computed fields feature uses an AST validator that only blocks attributes starting with underscore. Python generator and frame object attributes giframe, fback, fbuiltins do NOT...

CVE-2026-53754 Crawl4AI: SSRF filter bypass in Docker server via IPv6 transition forms (NAT64 / 6to4 / unspecified / v4-mapped)

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.8, the Docker API server's SSRF protection validatewebhookurl / validateurldestination in deploy/docker/utils.py used an explicit IPv4/IPv6 CIDR blocklist that missed several address families. An attacker could reach...

CVE-2026-53754

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.8, the Docker API server's SSRF protection validatewebhookurl / validateurldestination in deploy/docker/utils.py used an explicit IPv4/IPv6 CIDR blocklist that missed several address families. An attacker could reach...

EUVD-2026-38568

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.8, the Docker API server's SSRF protection validatewebhookurl / validateurldestination in deploy/docker/utils.py used an explicit IPv4/IPv6 CIDR blocklist that missed several address families. An attacker could reach...

CVE-2026-53754

CVE-2026-53754 affects Crawl4AI prior to version 0.8.8. The Docker API server’s SSRF protection (validate_webhook_url/validate_url_destination) used an explicit IPv4/IPv6 CIDR blocklist that missed several address families, allowing an unauthenticated attacker to reach internal services and cloud...

CVE-2026-53755

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.9, the Docker API server applied its SSRF destination check to the crawl target URL only, not to the proxy address. An unauthenticated request could supply a proxy pointing at an internal IP and route the browser through...

CVE-2026-53755

CVE-2026-53755 affects Crawl4AI up to version 0.8.9. The Docker API server fails to apply SSRF checks to proxy addresses, allowing an unauthenticated attacker to specify a proxy pointing at an internal IP while using a valid crawl URL. This can route Chromium egress through the proxy to reach int...

CVE-2026-53755 Crawl4AI: SSRF via proxy settings in the Docker server bypasses the crawl-URL SSRF check

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.9, the Docker API server applied its SSRF destination check to the crawl target URL only, not to the proxy address. An unauthenticated request could supply a proxy pointing at an internal IP and route the browser through...

EUVD-2026-38567

Crawl4AI is an open-source LLM friendly web crawler & scraper. Prior to 0.8.9, the Docker API server applied its SSRF destination check to the crawl target URL only, not to the proxy address. An unauthenticated request could supply a proxy pointing at an internal IP and route the browser through...

PYSEC-0000-CVE-2026-56263

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing t...

CVE-2026-56258

Crawl4AI before 0.8.8 contains an arbitrary file write vulnerability in the screenshot and PDF endpoints that allows unauthenticated attackers to write files outside the intended directory via symlink and time-of-check-time-of-use TOCTOU attacks on the outputpath parameter. Remote attackers can...

PYSEC-2026-228

Crawl4AI before 0.8.8 contains an arbitrary file write vulnerability in the screenshot and PDF endpoints that allows unauthenticated attackers to write files outside the intended directory via symlink and time-of-check-time-of-use TOCTOU attacks on the outputpath parameter. Remote attackers can...

CVE-2026-56263

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing t...

CVE-2026-56263 Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboard

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing t...

CVE-2026-56263

CVE-2026-56263 affects Crawl4AI prior to 0.8.7. A stored cross-site scripting vulnerability exists in the monitor dashboard where crawl URLs and error messages are rendered via innerHTML without escaping. An attacker could submit a crafted crawl request and, when an operator views the dashboard, ...

CVE-2026-56263

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing t...

CVE-2026-56263 Crawl4AI - Stored Cross-Site Scripting in Monitor Dashboard

Crawl4AI before 0.8.7 contains a stored cross-site scripting vulnerability in the monitor dashboard that renders crawl URLs and error messages via innerHTML without escaping. An attacker can submit a crafted crawl request with malicious markup that executes in an operator's browser when viewing t...

CVE-2026-56258 Crawl4AI - Arbitrary File Write via output_path Symlink and TOCTOU

Crawl4AI before 0.8.8 contains an arbitrary file write vulnerability in the screenshot and PDF endpoints that allows unauthenticated attackers to write files outside the intended directory via symlink and time-of-check-time-of-use TOCTOU attacks on the outputpath parameter. Remote attackers can...

CVE-2026-56258

CVE-2026-56258 affects Crawl4AI prior to 0.8.8. An arbitrary file write exists in the screenshot and PDF endpoints via output_path, exploiting insufficient path validation and symlink following with TOCTOU. Unauthenticated remote attackers can write files outside the intended directory, potential...

CVE-2026-56258

Crawl4AI before 0.8.8 contains an arbitrary file write vulnerability in the screenshot and PDF endpoints that allows unauthenticated attackers to write files outside the intended directory via symlink and time-of-check-time-of-use TOCTOU attacks on the outputpath parameter. Remote attackers can...