{"id":"CVE-2026-91943","title":"Crawl4AI before 0.9.3 contains a server-side request forgery vulnerability in PDFContentScrapingStrategy where _get_pdf_path() re-downloads targets with Python requests without egress validation","summary":"Crawl4AI before 0.9.3 contains a server-side request forgery vulnerability in PDFContentScrapingStrategy where _get_pdf_path() re-downloads targets with Python requests without egress validation. Authenticated attackers can supply URLs t…","severity":"high","cvss":7.7,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","cwe":["CWE-918"],"vendor":"unclecode","product":"crawl4ai","affected":["crawl4ai < 0.9.3"],"published":"2026-09-15","updated":"2026-09-16","sourceUpdated":"2026-09-16T20:17:00.597","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-91943","references":[{"url":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-q5rj-45vw-vp2g","label":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/crawl4ai-before-0.9.3-ssrf-via-pdfcontentscrapingstrategy","label":"disclosure@vulncheck.com"},{"url":"https://github.com/unclecode/crawl4ai/security/advisories/GHSA-q5rj-45vw-vp2g","label":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"tags":["nvd","cve.org","exploit-available"],"exploitAvailable":true,"ssvc":{"exploitation":"poc","automatable":"no","technicalImpact":"partial","timestamp":"2026-09-15T16:04:11.008078Z"},"ingestedAt":"2026-09-15T15:39:12.922Z","epss":0.00312,"epssPercentile":0.24289,"slug":"CVE-2026-91943","body":"## Overview\n\nCrawl4AI before 0.9.3 contains a server-side request forgery vulnerability in PDFContentScrapingStrategy where _get_pdf_path() re-downloads targets with Python requests without egress validation. Authenticated attackers can supply URLs that redirect to internal addresses or use DNS rebinding to access internal services, exfiltrating responses through PDF text extraction in crawl results.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":54,"depthScoreParts":{"impact":42.4,"likelihood":0.1,"exploitation":12,"ransomware":0},"changes":[{"seq":204274,"id":"CVE-2026-91943","ts":1789490442323,"field":"exploit_available","old":"false","new":"true"}]}