CVE-2025-71347

HIGH

picklescan - Undetected Remote Code Execution via numpy.f2py.crackfortran.param_eval

Title source: cna
STIX 2.1

Description

picklescan before 0.0.33 fails to detect malicious pickle files using numpy.f2py.crackfortran.param_eval function in reduce methods, allowing attackers to bypass security checks. Remote attackers can embed undetected code in pickle files that executes during deserialization, enabling arbitrary code execution in applications loading untrusted pickle data.

References (2)

Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-cffc-mxrf-mhh4)
https://github.com/mmaitre314/picklescan/security/advisories/GHSA-cffc-mxrf-mhh4
Third Party Advisory third-party-advisory
VulnCheck Advisory: picklescan - Undetected Remote Code Execution via numpy.f2py.crackfortran.param_eval
https://www.vulncheck.com/advisories/picklescan-undetected-remote-code-execution-via-numpy-f2py-crackfortran-param-eval

Scores

CVSS v3 8.1
EPSS 0.0044
EPSS Percentile 36.5%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-502
Status published
Products (2)
picklescan/picklescan < 0.0.33
picklescan/picklescan 0.0.33
Published Jul 04, 2026
Tracked Since Jul 04, 2026