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CVE-2025-3982— nortikin Sverchok Set Property Mk2 Node getsetprop_mk2.py SvSetPropNodeMK2 prototype pollution

Quick assessment

Affected

nortikin Sverchok

Exploitation

No confirmed in-the-wild exploitation; assess based on exposure

Recommended action

Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Sverchok是nikitron个人开发者的一个应用程序。 Sverchok 1.3.0版本存在安全漏洞，该漏洞源于文件sverchok/nodes/object_nodes/getsetprop_mk2.py中函数SvSetPropNodeMK2存在原型污染。

CVSS 4.3 · Medium EPSS 0.66% · P51 Updated Apr 29, 2025

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application

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I. Basic Information for CVE-2025-3982

Vulnerability Information

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Vulnerability Title

nortikin Sverchok Set Property Mk2 Node getsetprop_mk2.py SvSetPropNodeMK2 prototype pollution

Source: CVE Program / CVE List V5

Vulnerability Description

A vulnerability, which was classified as problematic, was found in nortikin Sverchok 1.3.0. Affected is the function SvSetPropNodeMK2 of the file sverchok/nodes/object_nodes/getsetprop_mk2.py of the component Set Property Mk2 Node. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to launch the attack remotely. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Source: CVE Program / CVE List V5

CVSS Information

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

Source: CVE Program / CVE List V5

Vulnerability Type

CWE-1321

Source: CVE Program / CVE List V5

Vulnerability Title

Sverchok 安全漏洞

Source: CNNVD (China National Vulnerability Database)

Vulnerability Description

Source: CNNVD (China National Vulnerability Database)

CVSS Information

N/A

Source: CNNVD (China National Vulnerability Database)

Vulnerability Type

N/A

Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor	Product	Affected Versions	CPE	Subscribe
nortikin	Sverchok	1.3.0	-

II. Public POCs for CVE-2025-3982

#	POC Description	Source Link	Shenlong Link

AI-Generated POC Premium

No public POC found.

III. Intelligence Information for CVE-2025-3982

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Vendor Advisories for CVE-2025-3982 (2)

CVE-2025-3982 nortikin Sverchok Set Property Mk2 Node getsetprop_mk2.py SvSetPropNodeMK2 prototype pollution vdb-entry technical-description
Submit #557411: Sverchok Sverchok blender plugin 1.3.0 Improperly Controlled Modification of Object Prototype Attribute third-party-advisory

Proof of Concept for CVE-2025-3982 (1)

sverchok class pollution vulnerability leading to github token stolen · GitHub exploit

https://www.cve.org/CVERecord?id=CVE-2025-3982

IV. Related Vulnerabilities

Same weakness: CWE-1321