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  5. GHSA-9gvj-pp9x-gcfr

GHSA-9gvj-pp9x-gcfr: Picklescan has pickle parsing logic flaw that leads to malicious pickle file bypass

August 12, 2025 (updated November 10, 2025)

Detection bypass in both picklescan and modelscan. Note that it also affects the online hugging face pickle scanners, making the malicious pickle file bypass the detection.

References

  • github.com/advisories/GHSA-9gvj-pp9x-gcfr
  • github.com/mmaitre314/picklescan
  • github.com/mmaitre314/picklescan/blob/2a8383cfeb4158567f9770d86597300c9e508d0f/src/picklescan/scanner.py
  • github.com/mmaitre314/picklescan/blob/2a8383cfeb4158567f9770d86597300c9e508d0f/src/picklescan/scanner.py
  • github.com/mmaitre314/picklescan/commit/58983e1c20973ac42f2df7ff15d7c8cd32f9b688
  • github.com/mmaitre314/picklescan/releases/tag/v0.0.27
  • github.com/mmaitre314/picklescan/security/advisories/GHSA-9gvj-pp9x-gcfr

Code Behaviors & Features

Detect and mitigate GHSA-9gvj-pp9x-gcfr with GitLab Dependency Scanning

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Affected versions

All versions before 0.0.27

Fixed versions

  • 0.0.27

Solution

Upgrade to version 0.0.27 or above.

Impact 9.8 CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Learn more about CVSS

Weakness

  • CWE-502: Deserialization of Untrusted Data

Source file

pypi/picklescan/GHSA-9gvj-pp9x-gcfr.yml

Spotted a mistake? Edit the file on GitLab.

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