PT-2026-51384 · Picklescan · Picklescan

Fredericdt · Published 2026-06-22 · Updated 2026-06-22 · CVE-2025-71344

NVD

CVSS v3.1

8.1

High

Base vector

AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

picklescan before 0.0.30 (affected versions 0.0.26 and earlier) fails to detect the ensurepip. run pip built-in function when scanning pickle files, allowing attackers to execute arbitrary code. Malicious pickle files embedding ensurepip. run pip calls in reduce methods bypass picklescan detection and achieve remote code execution upon pickle.load() invocation.

Fix

Deserialization of Untrusted Data

Weakness Enumeration

CWE-502

Related Identifiers

CVE-2025-71344

Affected Products

Picklescan

References · 3

• https://github.com/mmaitre314/picklescan/security/advisories/GHSA-xp4f-hrf8-rxw7 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-71344 · Security Note
• https://vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-undetected-ensurepip-run-pip-function · Note