CVE-2025-71367

High

Description

picklescan before 0.0.34 fails to detect _operator.attrgetter function calls in pickle payloads, allowing attackers to bypass security checks. Remote attackers can craft malicious pickle files using _operator.attrgetter in reduce methods to execute arbitrary code when pickle.load() processes the file.

SeverityHigh

CVSS8.1

Exploit probability—

ProductPicklescan

PublishedJul 4, 2026

First seenJul 4, 2026

Weakness typeCWE-502Deserialization of untrusted data

How to fix

Update

picklescan0.0.34 or later

Vendor advisories

github.com/mmaitre314/picklescan/security/advisories/GHSA-46h3-79wf-xr6c

Affected products

Product	Affected versions	Fixed in
picklescanPyPI	v < 0.0.34	0.0.34

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