CVE-2026-3490
Published:June 17, 2026
Updated:June 29, 2026
picklescan before 1.0.4 fails to block pkgutil.resolve_name, allowing attackers to bypass the entire blocklist by resolving any dangerous function through indirect REDUCE calls. Remote attackers can invoke any blocked function such as os.system, builtins.exec, or subprocess.call to achieve remote code execution.
Affected Packages
https://github.com/mmaitre314/picklescan.git (GITHUB):
Affected version(s) >=v0.0.2 <1.0.4Fix Suggestion:
Update to version 1.0.4picklescan (PYTHON):
Affected version(s) >=0.0.1 <1.0.4Fix Suggestion:
Update to version 1.0.4picklescan (PYTHON):
Affected version(s) >=0.0.1 <1.0.4Fix Suggestion:
Update to version 1.0.4Related Resources (4)
Do you need more information?
Contact UsCVSS v4
Base Score:
10
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
HIGH
Vulnerable System Availability
HIGH
Subsequent System Confidentiality
HIGH
Subsequent System Integrity
HIGH
Subsequent System Availability
HIGH
CVSS v3
Base Score:
10
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
EPSS
Base Score:
0.62