What is GHSA-8mc5-7w9m-fqv6?

GHSA-8mc5-7w9m-fqv6 is a security advisory published by GitHub Security Advisories with High severity. Duplicate Advisory: Picklescan is missing detection when calling built-in python idlelib.pyshell.ModifiedInterpreter.runcommand

Why does GHSA-8mc5-7w9m-fqv6 have no CVE ID yet?

GitHub Security Advisories published this advisory directly to customers before NVD assigned a CVE ID. This is the embargo-window disclosure pattern — vendors notify customers on day 0; NVD's public record follows days to weeks later.

What is the CVSS v3 score of GHSA-8mc5-7w9m-fqv6?

GHSA-8mc5-7w9m-fqv6 has a CVSS v3 base score of 8.1, published by GitHub Security Advisories.

Which products are affected by GHSA-8mc5-7w9m-fqv6?

GHSA-8mc5-7w9m-fqv6 affects 1 product, including: pip/picklescan:\u003c 0.0.30.

⚠ Withdrawn by GitHub Security Advisories

Withdrawn: September 11, 2026

GHSA-8mc5-7w9m-fqv6HighCVSS 8.1Disclosed before NVD

Duplicate Advisory: Picklescan is missing detection when calling built-in python idlelib.pyshell.ModifiedInterpreter.runcommand

Vendor

GitHub Security Advisories

Published

June 21, 2026

Last Modified

September 11, 2026

📋 Description

Duplicate Advisory

This advisory has been withdrawn because it is a duplicate of GHSA-j343-8v2j-ff7w. This link is maintained to preserve external references.

Original Description

picklescan before 0.0.30 fails to detect malicious pickle files using idlelib.pyshell.ModifiedInterpreter.runcommand in reduce methods. Attackers can embed undetected code in pickle files that executes remote commands when loaded by victims.

🎯 Affected products1

pip/picklescan:< 0.0.30

🔗 References (4)

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-j343-8v2j-ff7w
https://nvd.nist.gov/vuln/detail/CVE-2025-71357
https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-idlelib-pyshell-modifiedinterpreter-runcommand
https://github.com/advisories/GHSA-8mc5-7w9m-fqv6