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Thursday, June 18, 2026 Security Releases

Node.js® is a free, open-source, cross-platform JavaScript runtime environment that lets developers create servers, web apps, command line tools and scripts.

Published By From Node.js News · 1 min read

Updates are now available for the 26.x, 24.x, 22.x Node.js release lines for the following issues.

This security release includes the following dependency updates to address public vulnerabilities:

A flaw in Node.js WebCrypto implementation can crash the process if the input of subtle.encrypt() is a multiple of 2GiB.

This vulnerability affects all supported release lines: Node.js 22 , Node.js 24 , and Node.js 26 .

Thank you, to erichen for reporting this vulnerability and thank you Filip Skokan for fixing it.

A flaw in Node.js TLS hostname handling can cause Node.js unicode dot separator handling can lead to tls wildcard-depth authentication bypass due to resolver and verifier hostname normalization mismatch.

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