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CVE-2026-56266

Crawl4AI

Description

Crawl4AI before 0.8.7 contains a server-side request forgery vulnerability in the /crawl, /crawl/stream, /md, and /llm endpoints that fetch arbitrary user-supplied URLs without validation. Unauthenticated attackers can bypass the internal-address blocklist using IPv6-mapped IPv4 addresses to reach internal services and cloud metadata endpoints.

CVSS 8.6EPSS 0.47600000000000003%Risk 0.9
View source
Published
2026-06-22 22:16:50
Affected versions
<0.8.7
Type
Web application
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N