Critical 9.8Published Jun 17, 2026

CVE-2025-71323picklescan - Remote Code Execution via Unblocked ctypes Module

Updated under an hour ago (Oct 28, 2026, 7:10 PM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for picklescan

Exploited in the last 30 days

picklescan before 0.0.33 fails to block the ctypes module, allowing attackers to achieve remote code execution by invoking direct syscalls and accessing raw memory. Attackers can craft malicious pickle files using ctypes.WinDLL to load kernel32.dll and execute arbitrary commands, bypassing sandbox protections and gadget chain detection.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-184
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

picklescan picklescan picklescan:picklescan (from the name)	before 0.0.33; 0.0.33 not affected	CNA record

References

References

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-4675-36f9-wf6r	vendor-advisory
https://www.vulncheck.com/advisories/picklescan-remote-code-execution-via-unblocked-ctypes-module	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.