CVE-2024-0243

With the following crawler configuration: ```python from bs4 import BeautifulSoup as Soup url = "https://example.com" loader = RecursiveUrlLoader( url=url, max_depth=2, extractor=lambda x: Soup(x, "html.parser").text ) docs = loader.load() ``` An 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`. https://github.com/langchain-ai/langchain/blob/bf0b3cc0b5ade1fb95a5b1b6fa260e99064c2e22/libs/community/langchain_community/document_loaders/recursive_url_loader.py#L51-L51 Resolved in https://github.com/langchain-ai/langchain/pull/15559

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.2 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://github.com/langchain-ai/langchain/commit/bf0b3cc0b5ade1fb95a5b1b6fa260e99064c2e22	Patch
https://github.com/langchain-ai/langchain/pull/15559	Issue Tracking Patch
https://huntr.com/bounties/370904e7-10ac-40a4-a8d4-e2d16e1ca861	Exploit Issue Tracking Third Party Advisory
https://github.com/langchain-ai/langchain/commit/bf0b3cc0b5ade1fb95a5b1b6fa260e99064c2e22	Patch
https://github.com/langchain-ai/langchain/pull/15559	Issue Tracking Patch
https://huntr.com/bounties/370904e7-10ac-40a4-a8d4-e2d16e1ca861	Exploit Issue Tracking Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:langchain:langchain:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2024-02-26 16:27

Updated : 2025-02-25 22:56

NVD link : CVE-2024-0243

Mitre link : CVE-2024-0243

CVE.ORG link : CVE-2024-0243

JSON object : View

Products Affected

langchain

langchain

CWE

CWE-918

Server-Side Request Forgery (SSRF)

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