CVE-2024-7774

Description

A path traversal vulnerability exists in the `getFullPath` method of langchain-ai/langchainjs version 0.2.5. This vulnerability allows attackers to save files anywhere in the filesystem, overwrite existing text files, read `.txt` files, and delete files. The vulnerability is exploited through the `setFileContent`, `getParsedFile`, and `mdelete` methods, which do not properly sanitize user input.

Reserved 2024-08-13 | Published 2024-10-29 | Updated 2024-10-29 | Assigner @huntr_ai

Problem types

CWE-29 Path Traversal: '\..\filename'

Product status

Any version before 0.2.19
affected

References

huntr.com/bounties/8fe40685-b714-4191-af7a-3de5e5628cee

github.com/...ommit/a0fad77d6b569e5872bd4a9d33be0c0785e538a9

cve.org (CVE-2024-7774)

nvd.nist.gov (CVE-2024-7774)

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