DeFi

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<div class="key-points-section">Key Points:
 <ul>
 <li>Ledger's CTO warns of a crypto supply chain attack compromising JavaScript packages.</li>
 <li>Over 1 billion downloads of affected packages are at risk.</li>
 <li>Users are urged to avoid on-chain transactions for security.</li>
 </ul>
</div>
Ledger CTO Charles Guillemet issued a warning about a significant supply chain attack involving compromised NPM packages, affecting the cryptocurrency ecosystem's JavaScript packages globally.
The attack highlights vulnerabilities in software dependencies, posing substantial risks to crypto users and prompting immediate caution among wallet users.
Charles Guillemet, CTO of Ledger, has issued a warning about a <a href="https://coingape.com/ledger-cto-warns-of-supply-chain-attack/" rel="noopener noreferrer nofollow">major supply chain attack</a> within the crypto space. This vulnerability involves compromised JavaScript packages and poses significant risks to software wallets.
Guillemet highlighted that the NPM account of a developer was compromised, resulting in a potential risk to the cryptocurrency ecosystem. He urged users to avoid on-chain transactions until the issue is resolved.
<blockquote>
 “There’s a large-scale supply chain attack in progress: the NPM account of a reputable developer has been compromised. The affected packages have already been downloaded over 1 billion times, meaning the entire JavaScript ecosystem may be at risk.” — Charles Guillemet, CTO, Ledger
</blockquote>
Global cryptocurrency markets may face disruption as users halt on-chain activities. This pause is necessary to mitigate the risk of address replacement attacks that could result in significant financial losses.
The attack affects key cryptocurrencies like ETH, BTC, and SOL, posing a risk of address substitution during transactions, which could lead to large-scale thefts.
Experts recognize the attack as the most extensive supply chain vulnerability in the JavaScript ecosystem's history. As hackers exploit package dependencies, developers and security teams are striving to safeguard affected systems.
Potential repercussions could involve changes in DeFi activity, regulatory scrutiny, and a push for enhanced software security protocols. Historical precedents show the necessity for increased vigilance against supply chain exploits.
<blockquote class="twitter-tweet"><a href="https://twitter.com/cryptoslate/status/1965094840959410230" rel="noopener noreferrer nofollow"></a>
</blockquote> <a href="https://marketbit.io/ledger-cto-warns-crypto-supply-chain-attack/" rel="noopener noreferrer nofollow">Read original article on marketbit.io</a>

Supply Chain Attack Alert in Crypto Space

Marketbit

Other articles published on Sep 8, 2025

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