CVE-2025-71325 - CVE House
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Status published Critical CVE-2025-71325

picklescan - Detection Bypass via STACK_GLOBAL Opcode Parsing Logic Flaw

Vulnerability Description

picklescan before 0.0.27 contains a parsing logic error in the _list_globals function when handling STACK_GLOBAL opcodes, failing to track arguments in the correct range and allowing malicious pickle files to bypass detection. Attackers can craft pickle files with arguments at position zero to trigger unexpected exceptions and evade security scanning.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Lyutoon

References

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Affected Vendor

Affected Software

picklescan
Vulnerable Versions:
0, 0.0.27

Timeline

Official Publish: June 17th, 2026
Last Modified: June 17th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

CWE-391

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.