Baitaphish
Security intelligence
SearchLatest briefing
CVE Explorer

CVE-2026-56266

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.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:ccd06552ed8ce2ab288893413c26b3ad6464dd0579d8d5a8c21da55a8d6371d4
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 2 assertions

{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/metrics/1/cvssV3_1

Affected products and versions

1 source assertion
{"defaultStatus":"unaffected","packageURL":"pkg:pypi/crawl4ai","product":"Crawl4AI","vendor":"Crawl4AI","versions":[{"lessThan":"0.8.7","status":"affected","version":"0","versionType":"semver"},{"status":"unaffected","version":"0.8.7","versionType":"semver"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/affected/0

Provider-owned CVSS observations

2 source assertions
{"metric":{"attackComplexity":"LOW","attackRequirements":"NONE","attackVector":"NETWORK","baseScore":9.2,"baseSeverity":"CRITICAL","privilegesRequired":"NONE","subAvailabilityImpact":"NONE","subConfidentialityImpact":"HIGH","subIntegrityImpact":"NONE","userInteraction":"NONE","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N","version":"4.0","vulnAvailabilityImpact":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.6,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/metrics/1/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-918","description":"Server-Side Request Forgery (SSRF)","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/unclecode/crawl4ai","tags":["product"],"url":"https://github.com/unclecode/crawl4ai"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/references/1
{"name":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg","tags":["vendor-advisory"],"url":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/references/0
{"name":"VulnCheck Advisory: Crawl4AI - Server-Side Request Forgery via Direct Crawl Endpoints","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/crawl4ai-server-side-request-forgery-via-direct-crawl-endpoints"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a03ff0a7fd9001633aa3b35dddf2c6fb21d23a0e7af4121aa0d3cd2675246995 · sha256:7d4aacbf4f5c1105… · /containers/cna/references/2

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

← Back to CVE Explorer