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CVE-2026-56266

9.2 critical SSVC exploitation: none Analyzed
NVD · CVE.org

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.

Fix

Patch, vendor advisory and mitigation references on NVD 1

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

  1. First seenCVSS 9.2 · kidocodeNVD modified 2026-10-25 23:10

Affected (CPE criteria) 1

  • cpe:2.3:a:kidocode:crawl4ai:*:*:*:*:*:*:*:*

References 3