Protection Mechanism Failure in Picklescan by mmaitre314
CVE-2025-10157

9.3CRITICAL

Key Information:

Vendor

Mmaitre314

Status
Picklescan
Vendor
CVE Published:
17 September 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-10157?

A vulnerability in Picklescan allows remote attackers to bypass security checks on global variables, enabling the execution of malicious code from unsafe sources. The flaw arises due to the scanner's reliance on exact matches for module names, which can be exploited when malicious payloads are loaded via submodules of packages deemed safe. This oversight can lead to the execution of harmful code, posing significant security risks to affected systems.

Affected Version(s)

picklescan 0 <= 0.0.30

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2025-10157 - Proof of Concept

References

https://github.com/mmaitre314/picklescan/security/advisor...
vendor-advisoryexploit
https://huggingface.co/iluem/linux_pkl/resolve/main/async...
exploit
https://github.com/mmaitre314/picklescan/blob/2a8383cfeb4...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

JFrog
@xdcrev
.
CVE-2025-10157 : Protection Mechanism Failure in Picklescan by mmaitre314