CVE-2025-71376

picklescan before 0.0.29 fails to detect malicious pickle files using idlelib.autocomplete.AutoComplete.fetch_completions in reduce methods. Attackers can embed undetected code in pickle files that executes arbitrary commands when loaded by victims.

CVSS v3 8.1 HIGH

8.1^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-7cq8-mj8x-j263
https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-idlelib-autocomplete-autocomplete-fetch-completions
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-7cq8-mj8x-j263

Configurations

No configuration.

History

30 Sep 2026, 16:10

Type	Values Removed	Values Added
Summary		(es) picklescan anterior a 0.0.29 no detecta archivos pickle maliciosos utilizando idlelib.autocomplete.AutoComplete.fetch_completions en métodos reduce. Los atacantes pueden incrustar código no detectado en archivos pickle que ejecuta comandos arbitrarios cuando son cargados por las víctimas.

Information

Published : 2026-06-23 13:16

Updated : 2026-10-12 21:10

NVD link : CVE-2025-71376

Mitre link : CVE-2025-71376

CVE.ORG link : CVE-2025-71376

JSON object : View

Products Affected

No product.

CWE

CWE-502

Deserialization of Untrusted Data

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