web3-core-method up to 1.10.4 attachToObject prototype pollution

CVSS Meta Temp Score
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CTI Interest Score
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5.0$0-$5k0.00

Summaryinfo

A vulnerability was found in web3-core-method up to 1.10.4 and classified as problematic. This affects the function attachToObject. Such manipulation leads to prototype pollution. This vulnerability is traded as CVE-2025-57329. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in web3-core-method up to 1.10.4. Affected by this issue is the function attachToObject. The manipulation with an unknown input leads to a prototype pollution vulnerability. Using CWE to declare the problem leads to CWE-1321. The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype. The impact remains unknown. CVE summarizes:

web3-core-method is a package designed to creates the methods on the web3 modules. A Prototype Pollution vulnerability in the attachToObject function of web3-core-method version 1.10.4 and before allows attackers to inject properties on Object.prototype via supplying a crafted payload, causing denial of service (DoS) as the minimum consequence.

The advisory is shared for download at github.com. This vulnerability is handled as CVE-2025-57329 since 08/17/2025. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1059.

The exploit is available at github.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2025-31063). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.0

VulDB Base Score: 5.5
VulDB Temp Score: 5.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Prototype pollution
CWE: CWE-1321 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Partially

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Programming Language: 🔒
Download: 🔒

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

08/17/2025 CVE reserved
09/24/2025 +38 days Advisory disclosed
09/24/2025 +0 days VulDB entry created
09/26/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2025-57329 (🔒)
GCVE (CVE): GCVE-0-2025-57329
GCVE (VulDB): GCVE-100-325784
EUVD: 🔒
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/24/2025 23:39
Updated: 09/26/2025 21:48
Changes: 09/24/2025 23:39 (54), 09/26/2025 21:48 (1)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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