CVE•Published 2026-06-21•Modified 2026-06-26•1 article on news•5 live references•NVD data
CVE-2026-56265Kidocode · Crawl4ai
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
34
Exploit Prediction Scoring System · top 66% of all CVEs
Weaknesses (CWE)
Description
Crawl4AI before 0.8.7 contains an authentication bypass vulnerability due to a hardcoded default JWT signing key in the Docker API server. Attackers who know the default key can forge valid authentication tokens for any user, bypassing authentication and gaining full access to protected functionality.
Timeline
Published 2026-06-21
Modified 2026-06-26
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-56265Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Kidocode Crawl4ai"All exposed Kidocode Crawl4ai instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Crawl4ai"HTTP body or banner mentions "Crawl4ai" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-56265Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-56265Censys host search filtered to this CVE id.
grep.app
CVE-2026-56265Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-56265GitHub code search for direct mentions.
Google dork
"CVE-2026-56265" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-56265 on GitHub.