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 mismat. This can lead to confidentiality impact or bypass of the intended security boundary under affected configurations. This vulnerability affects all supported release lines: **Node.js 22**, **Node.js 24**, and **Node.js 26**.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade npmUpgrade nodejs-full-i18nUpgrade nodejs-packagingUpgrade nodejs-nodemonUpgrade nodejs-libsUpgrade nodejs-packaging-bundlerUpgrade v8-12.4-develUpgrade nodejs-docsUpgrade v8-13.6-develUpgrade nodejs-develUpgrade nodejs | Jul 7, 2026 | Jul 6, 2026 |
| Alpine Linux | — | Upgrade nodejs | Jun 29, 2026 | Jun 26, 2026 |
| Amazon_linux_2023 | — | Upgrade v8-13.6-develUpgrade nodejs22Upgrade v8-12.4-develUpgrade nodejs22-docsUpgrade nodejs22-libs-debuginfoUpgrade nodejs22-libsUpgrade nodejs22-npmUpgrade nodejs24-libsUpgrade nodejs24-debuginfoUpgrade nodejs24-full-i18nUpgrade nodejs22-debugsourceUpgrade nodejs24Upgrade nodejs24-npmUpgrade nodejs22-full-i18nUpgrade nodejs24-libs-debuginfoUpgrade nodejs22-debuginfoUpgrade nodejs22-develUpgrade nodejs24-develUpgrade nodejs24-debugsourceUpgrade nodejs24-docs | Jul 8, 2026 | Jun 26, 2026 |
| Debian | — | Upgrade nodejs | Sep 30, 2026 | Jun 26, 2026 |
| Redhat_linux | — | Upgrade nodejs-npmUpgrade nodejs-debuginfoUpgrade nodejs-nodemonUpgrade nodejs-full-i18nUpgrade nodejs24-debuginfoUpgrade nodejs24-full-i18nUpgrade nodejs24-debugsourceUpgrade nodejs-libs-debuginfoUpgrade nodejs-packagingUpgrade nodejs22-debuginfoUpgrade nodejs-packaging-bundlerUpgrade nodejs24Upgrade nodejs-docsUpgrade nodejs24-docsUpgrade v8-12.4-develUpgrade nodejs-debugsourceUpgrade nodejs24-npmUpgrade v8-13.6-develUpgrade nodejs24-libsUpgrade nodejs24-libs-debuginfoUpgrade nodejsUpgrade nodejs22-debugsourceUpgrade nodejs24-develUpgrade nodejs-develUpgrade npmUpgrade nodejs-libs | Jul 7, 2026 | Jun 26, 2026 |
| Rocky_linux | — | Upgrade nodejs24-debugsourceUpgrade nodejs-debuginfoUpgrade nodejs24-debuginfoUpgrade nodejs24-libs-debuginfoUpgrade nodejs22-debugsourceUpgrade v8-12.4-develUpgrade nodejs-debugsourceUpgrade nodejs24-full-i18nUpgrade nodejs24-libsUpgrade nodejs24Upgrade nodejs-develUpgrade nodejsUpgrade v8-13.6-develUpgrade nodejs-npmUpgrade nodejs-libsUpgrade npmUpgrade nodejs24-develUpgrade nodejs-libs-debuginfoUpgrade nodejs22-debuginfoUpgrade nodejs-full-i18n | Jul 10, 2026 | Jul 7, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 13, 2026 | Jun 26, 2026 |
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