{"document":{"category":"csaf_vex","csaf_version":"2.0","title":"CVE-2026-56265: Crawl4AI - Authentication Bypass via Hardcoded JWT Signing Key","publisher":{"category":"vendor","name":"HarborGuard Database","namespace":"https://database.harborguard.co"},"tracking":{"id":"CVE-2026-56265","status":"final","version":"1","initial_release_date":"2026-06-21T13:26:54.840Z","current_release_date":"2026-06-21T13:26:54.840Z","revision_history":[{"date":"2026-06-21T13:26:54.840Z","number":"1","summary":"Initial machine-readable export from HarborGuard."}]},"distribution":{"tlp":{"label":"WHITE"},"text":"Public CVE data; freely redistributable."},"notes":[{"category":"description","text":"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.","title":"CVE description"}],"references":[{"category":"self","summary":"CVE-2026-56265 on HarborGuard Database","url":"https://database.harborguard.co/cve/CVE-2026-56265"},{"category":"external","summary":"CVE Record","url":"https://www.cve.org/CVERecord?id=CVE-2026-56265"},{"category":"external","summary":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg","url":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-365w-hqf6-vxfg"},{"category":"external","summary":"https://github.com/unclecode/crawl4ai","url":"https://github.com/unclecode/crawl4ai"},{"category":"external","summary":"VulnCheck Advisory: Crawl4AI - Authentication Bypass via Hardcoded JWT Signing Key","url":"https://www.vulncheck.com/advisories/crawl4ai-authentication-bypass-via-hardcoded-jwt-signing-key"}]},"product_tree":{"branches":[{"category":"vendor","name":"Crawl4AI","branches":[{"category":"product_name","name":"Crawl4AI","branches":[{"category":"product_version_range","name":"<0.8.7","product":{"name":"Crawl4AI Crawl4AI <0.8.7","product_id":"CSAFPID-1","product_identification_helper":{"cpe":"cpe:2.3:a:crawl4ai:crawl4ai:*:*:*:*:*:*:*:*"}}},{"category":"product_version","name":"0.8.7","product":{"name":"Crawl4AI Crawl4AI 0.8.7","product_id":"CSAFPID-2","product_identification_helper":{"cpe":"cpe:2.3:a:crawl4ai:crawl4ai:*:*:*:*:*:*:*:*"}}}]}]}]},"vulnerabilities":[{"cve":"CVE-2026-56265","title":"Crawl4AI - Authentication Bypass via Hardcoded JWT Signing Key","notes":[{"category":"description","text":"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.","title":"CVE description"}],"product_status":{"known_affected":["CSAFPID-1"],"fixed":["CSAFPID-2"]},"scores":[{"cvss_v4":{"version":"4.0","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","baseScore":9.3,"baseSeverity":"CRITICAL"},"products":["CSAFPID-1"]}],"remediations":[{"category":"vendor_fix","details":"Update to a fixed version: 0.8.7.","product_ids":["CSAFPID-1"]}]}]}