CVE-2025-71357

picklescan - Arbitrary Code Execution via Undetected idlelib.pyshell.ModifiedInterpreter.runcommand

Published Jun 21, 2026 CVSS 4.0 · 7.6 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Github GHSA Github GHSA GHSA-j343-8v2j-ff7w Picklescan is missing detection when calling built-in python idlelib.pyshell.ModifiedInterpreter.runcommand
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Picklescan
Picklescan picklescan
Vendors & Products Picklescan
Picklescan picklescan
Type Values Removed Values Added
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.
Title picklescan - Arbitrary Code Execution via Undetected idlelib.pyshell.ModifiedInterpreter.runcommand
First Time appeared Mmaitre314
Mmaitre314 picklescan
Weaknesses CWE-502
CPEs cpe:2.3:a:mmaitre314:picklescan:*:*:*:*:*:*:*:*
Vendors & Products Mmaitre314
Mmaitre314 picklescan
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 7.6, '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Nov 8, 2026, 2:00 PM
Reserved
Jun 20, 2026, 12:55 PM
Status
Analyzed
Published
Jun 21, 2026, 2:16 PM
Modified
Oct 12, 2026, 10:10 PM