i18next-http-middleware vulnerabilities

Browse known CVEs and advisories by package and ecosystem. Severity tells you the worst case. What determines real risk is whether the vulnerable code actually runs in your applications.

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CVE-IDSeverityPackage summary

CVE-2026-48714Criticali18next-http-middleware: i18next-http-middleware: MissingKeyHandler does not reject keys whose segments contain prototype-polluting names CVE-2026-42353Highi18next-http-middleware: i18next-http-middleware has path traversal / SSRF via user-controlled language and namespace parameters CVE-2026-41683Highi18next-http-middleware: i18next-http-middleware: HTTP response splitting and DoS via unsanitised Content-Language header CVE-2026-41690Highi18next-http-middleware: i18next-http-middleware: Prototype pollution and path traversal via user-controlled language and namespace parameters

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