{"schemaVersion":3,"id":"CVE-2024-0243","aliases":["GHSA-h9j7-5xvc-qhg5","PYSEC-2024-235","PYSEC-2026-1509"],"status":"published","duplicateOf":null,"title":null,"description":"With the following crawler configuration:\n\n```python\nfrom bs4 import BeautifulSoup as Soup\n\nurl = \"https://example.com\"\nloader = RecursiveUrlLoader(\n    url=url, max_depth=2, extractor=lambda x: Soup(x, \"html.parser\").text\n)\ndocs = loader.load()\n```\n\nAn attacker in control of the contents of `https://example.com` could place a malicious HTML file in there with links like \"https://example.completely.different/my_file.html\" and the crawler would proceed to download that file as well even though `prevent_outside=True`.\n\nhttps://github.com/langchain-ai/langchain/blob/bf0b3cc0b5ade1fb95a5b1b6fa260e99064c2e22/libs/community/langchain_community/document_loaders/recursive_url_loader.py#L51-L51\n\nResolved in 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Reference (huntr.com)","source":"reference","url":"https://huntr.com/bounties/370904e7-10ac-40a4-a8d4-e2d16e1ca861","maturity":"unknown","reliabilityScore":0.2,"verified":false,"type":null,"platforms":[],"requiresAuth":null,"exploitdb":null,"metasploit":null}],"exploitCount":1,"weaknesses":[{"id":"CWE-918","name":"Server-Side Request Forgery (SSRF)","description":"The web server receives a URL or similar request from an upstream component and retrieves the contents of this URL, but it does not sufficiently ensure that the request is being sent to the expected destination.","type":"weakness","status":"Incomplete","abstraction":"Base","likelihoodOfExploit":null,"url":"https://cwe.mitre.org/data/definitions/918.html"}],"affected":[{"vendor":"langchain-ai","product":"langchain-ai/langchain","name":"langchain-ai/langchain","label":"langchain-ai/langchain","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"≥ unspecified, < 0.1.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"≥ unspecified, < 0.1.0","eol":null,"hubHref":"/vendor/langchain-ai/langchain-ailangchain"},{"vendor":"langchain","product":"langchain","name":"langchain","label":"langchain","ecosystem":null,"cpePart":"a","purl":null,"purlType":null,"versions":[{"text":"< 0.1.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.1.0","eol":null,"hubHref":"/vendor/langchain/langchain"},{"vendor":"PyPI","product":"langchain","name":"langchain","label":"langchain","ecosystem":"PyPI","cpePart":null,"purl":"pkg:pypi/langchain","purlType":"pypi","versions":[{"text":"< 0.1.0","noFixRecorded":false,"fixedIn":null}],"versionsText":"< 0.1.0","eol":null,"hubHref":null},{"vendor":"PyPI","product":"langchain-exa","name":"langchain-exa","label":"langchain-exa","ecosystem":"PyPI","cpePart":null,"purl":"pkg:pypi/langchain-exa","purlType":"pypi","versions":[{"text":"< 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