CVE-2025-71367

picklescan - Remote Code Execution via _operator.attrgetter Detection Bypass

State: Published
Severity: 7.6 High
Published: Jul 4, 2026
Updated: Jul 6, 2026
Reserved: Jun 20, 2026

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.

Scores

CVSS	Score	Vector	Source
4.0	7.6 High	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	VulnCheck
3.1	8.1 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N	VulnCheck

Weaknesses

CWE-502 Deserialization of Untrusted Data

Affected Products

Product	Versions
picklescanpicklescan	before 0.0.34Affected 0.0.34Not affected

References

GitHub Security Advisory (GHSA-46h3-79wf-xr6c)vendor-advisory
VulnCheck Advisory: picklescan - Remote Code Execution via _operator.attrgetter Detection Bypassthird-party-advisory

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