Prototype Pollution in Sverchok Plugin by Nortikin
CVE-2025-3982

5.3MEDIUM

Key Information:

Vendor

Nortikin

Status
Sverchok
Vendor
CVE Published:
27 April 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-3982?

A significant vulnerability exists in the Sverchok plugin for Blender, specifically within the function SvSetPropNodeMK2. This flaw allows for uncontrolled modifications to object prototype attributes, known as prototype pollution. This manipulation can potentially compromise the integrity of the application, enabling remote attackers to execute harmful commands. The issue arises from inadequate validation of input parameters, which can lead to serious security implications. Despite early notification to the vendor about this vulnerability, there has been no response or remedial action taken.

Affected Version(s)

Sverchok 1.3.0

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-2025-3982 - Proof of Concept

References

https://vuldb.com/?id.306318
vdb-entrytechnical-description
https://vuldb.com/?ctiid.306318
signaturepermissions-required
https://vuldb.com/?submit.557411
third-party-advisory

CVSS V4

Score:
5.3
Severity:
MEDIUM
Confidentiality:
None
Integrity:
Low
Availability:
None
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

Jiacheng Gavin Zhong
Zhengyu Liu
Gavin Zhong (VulDB User)
Gavin Zhong (VulDB User)
.