CVE-2025-71339 - CVE House
Back to Database
Status published High CVE-2025-71339

Picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran._eval_length Gadget

Vulnerability Description

Picklescan before 0.0.33 fails to detect the numpy.f2py.crackfortran._eval_length gadget in pickle __reduce__ methods, allowing arbitrary code execution. Attackers can craft malicious pickle files that execute arbitrary Python code when loaded by victims who trust Picklescan's safety validation.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

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

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2025-71339

Credits & Attribution

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

  • ac0d3r
  • Lyutoon

References

More from Picklescan

View All →
CVE-2025-71372
Picklescan - Arbitrary Code Execution via numpy.f2py.crackfortran.getlincoef Gadget
High 7.6
CVE-2025-71355
Picklescan - Arbitrary Code Execution via Unsafe Numpy Function Detection Bypass
High 7.6
CVE-2025-46417
The unsafe globals in Picklescan before 0.0.25 do not include...
Medium 6.8

Affected Vendor

Affected Software

Picklescan
Vulnerable Versions:
0, 0.0.33

Timeline

Official Publish: June 22nd, 2026
Last Modified: June 23rd, 2026
Added to House: July 22nd, 2026

CVSS Vectors

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

Weaknesses (CWE)

CWE-502

MITRE ATT&CK TTPs

T1190 Exploit Public-Facing Application
Initial Access
T1059 Command and Scripting Interpreter
Execution
T1505.003 Web Shell
Persistence
T1105 Ingress Tool Transfer
Command and Control
T1068 Exploitation for Privilege Escalation
Privilege Escalation