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MSC-2025-7876

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Date: September 8, 2025

chalk-template was compromised to include malicious code that targets browser-based web3 environments. The injected payload intercepts Ethereum and Solana wallet interactions, redirecting funds and approvals to attacker-controlled addresses. The compromise occurred after a maintainer’s account was accessed via phishing. We recommend removing the affected version from the codebase and using the latest version 1.1.2

Language: JS

Severity Score

Related Resources (3)

https://www.mend.io/blog/npm-supply-chain-attack-infiltrates-popular-packages/
https://my.diffend.io/npm/chalk-template/prev/1.1.1
https://www.mend.io/vulnerability-database/MSC-2025-7876

Severity Score

Weakness Type (CWE)

Hidden Functionality

CWE-912

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): HIGH

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