EUVD-2026-28795

i18next-locize-backend is a simple i18next backend for locize.com which can be used in Node.js, in the browser and for Deno. Prior to version 9.0.2, i18next-locize-backend interpolates lng, ns, projectId, and version directly into the configured loadPath / privatePath / addPath / updatePath /...

EUVD-2026-28793

i18next-fs-backend is a backend layer for i18next using in Node.js and for Deno to load translations from the filesystem. Prior to version 2.6.4, i18next-fs-backend substitutes the lng and ns options directly into the configured loadPath / addPath templates and then read / write the resulting fil...

CVE-2026-41693

i18next-fs-backend is a backend layer for i18next using in Node.js and for Deno to load translations from the filesystem. Prior to version 2.6.4, i18next-fs-backend substitutes the lng and ns options directly into the configured loadPath / addPath templates and then read / write the resulting fil...

CVE-2026-41693 i18next-fs-backend: Path traversal via unsanitised lng/ns allows arbitrary file read/overwrite

i18next-fs-backend is a backend layer for i18next using in Node.js and for Deno to load translations from the filesystem. Prior to version 2.6.4, i18next-fs-backend substitutes the lng and ns options directly into the configured loadPath / addPath templates and then read / write the resulting fil...

CVE-2026-41693

CVE-2026-41693 affects i18next-fs-backend

CVE-2026-42353

CVE-2026-42353 affects i18next-http-middleware prior to 3.9.3. User-controlled lng and ns values flow from getResourcesHandler directly into i18next.services.backendConnector.load, and depending on the configured backend this can enable path traversal or SSRF. Public advisories (GHSA-jfgf-83c5-2c...

CVE-2026-42353 Path traversal / SSRF in i18next-http-middleware via user-controlled language and namespace parameters

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware passes the user-controlled lng and ns values from getResourcesHandler directly into...

CVE-2026-42353

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware passes the user-controlled lng and ns values from getResourcesHandler directly into...

CVE-2026-42353 Path traversal / SSRF in i18next-http-middleware via user-controlled language and namespace parameters

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware passes the user-controlled lng and ns values from getResourcesHandler directly into...

CVE-2026-42353 Path traversal / SSRF in i18next-http-middleware via user-controlled language and namespace parameters

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware passes the user-controlled lng and ns values from getResourcesHandler directly into...

CVE-2026-41683

CVE-2026-41683 affects i18next-http-middleware prior to 3.9.3. The root cause is that user-controlled language values (lng) were passed, via unsafe escaping, into the Content-Language header, potentially allowing HTTP response splitting or DoS depending on Node.js version. Older i18next (< 19....

CVE-2026-41683 HTTP response splitting and DoS in i18next-http-middleware via unsanitised Content-Language header

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware wrote user-controlled language values into the Content-Language response header after passing them through utils.escape, which ...

CVE-2026-41683 HTTP response splitting and DoS in i18next-http-middleware via unsanitised Content-Language header

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware wrote user-controlled language values into the Content-Language response header after passing them through utils.escape, which ...

CVE-2026-41683

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware wrote user-controlled language values into the Content-Language response header after passing them through utils.escape, which ...

CVE-2026-41683 HTTP response splitting and DoS in i18next-http-middleware via unsanitised Content-Language header

i18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Prior to version 3.9.3, i18next-http-middleware wrote user-controlled language values into the Content-Language response header after passing them through utils.escape, which ...

CVE-2026-41690 Prototype pollution and path traversal in i18next-http-middleware via user-controlled language and namespace parameters

18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Versions prior to 3.9.3 allow an unauthenticated HTTP client to pollute Object.prototype in the Node.js process hosting the middleware, via two unvalidated entry points that...

CVE-2026-41690

Summary: CVE-2026-41690 affects i18next-http-middleware

CVE-2026-41690 Prototype pollution and path traversal in i18next-http-middleware via user-controlled language and namespace parameters

18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Versions prior to 3.9.3 allow an unauthenticated HTTP client to pollute Object.prototype in the Node.js process hosting the middleware, via two unvalidated entry points that...

CVE-2026-41690 Prototype pollution and path traversal in i18next-http-middleware via user-controlled language and namespace parameters

18next-http-middleware is a middleware to be used with Node.js web frameworks like express or Fastify and also for Deno. Versions prior to 3.9.3 allow an unauthenticated HTTP client to pollute Object.prototype in the Node.js process hosting the middleware, via two unvalidated entry points that...

i18next-http-middleware 路径遍历漏洞

i18next-http-middleware is an open-source HTTP internationalization middleware for Node.js and Deno by i18next. Versions of i18next-http-middleware prior to version 3.9.3 contained a path traversal vulnerability. This vulnerability stemmed from the lack of cleaning user-controlled lng and ns...