# i18next-http-middleware (npm) vulnerabilities

Source: https://junglewise.ai/threats/technologies/i18next-http-middleware  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Updated: 13 November 2026, 03:07 UTC. Rebuilt every hour.  
Data: https://junglewise.ai/threats/technologies/i18next-http-middleware.json  
License: CC BY 4.0 with a link back

Junglewise Threat Intelligence has tracked 4 vulnerabilities in i18next-http-middleware (npm): 0 in the last 7 days and 0 in the last 90 days, 1 of them critical and 0 exploited in the wild. The most recent, CVE-2026-48714, was published on 15 June 2026.

## Counts

- Last 7 days: 0
- Last 30 days: 0
- Last 90 days: 0
- All time: 4 (1 critical, 0 exploited in the wild)

## About i18next-http-middleware (npm)

Node.js middleware for i18next that handles HTTP-based language negotiation and localization.

## Latest i18next-http-middleware (npm) vulnerabilities

- [CVE-2026-48714: i18next-http-middleware Prototype Pollution in missingKeyHandler](https://junglewise.ai/threats/cve-2026-48714-i18next-http-middleware-prototype-pollution-in-missingkeyhandler) (critical, CVSS 9.1, published 15 Jun 2026)
- [CVE-2026-42353: i18next-http-middleware Path Traversal and SSRF in getResourcesHandler](https://junglewise.ai/threats/cve-2026-42353-i18next-http-middleware-path-traversal-and-ssrf-in) (high, CVSS 8.2, published 8 May 2026)
- [CVE-2026-41690: i18next-http-middleware prototype pollution in getResourcesHandler and missingKeyHandler](https://junglewise.ai/threats/cve-2026-41690-i18next-http-middleware-prototype-pollution-and-path-traversal) (high, CVSS 8.6, published 8 May 2026)
- [CVE-2026-41683: i18next-http-middleware CRLF injection in Content-Language header](https://junglewise.ai/threats/cve-2026-41683-i18next-http-middleware-http-response-splitting-and-dos-via) (high, CVSS 8.6, published 8 May 2026)

## Most severe i18next-http-middleware (npm) vulnerabilities

- [CVE-2026-48714: i18next-http-middleware Prototype Pollution in missingKeyHandler](https://junglewise.ai/threats/cve-2026-48714-i18next-http-middleware-prototype-pollution-in-missingkeyhandler) (critical, CVSS 9.1, published 15 Jun 2026)
- [CVE-2026-41690: i18next-http-middleware prototype pollution in getResourcesHandler and missingKeyHandler](https://junglewise.ai/threats/cve-2026-41690-i18next-http-middleware-prototype-pollution-and-path-traversal) (high, CVSS 8.6, published 8 May 2026)
- [CVE-2026-41683: i18next-http-middleware CRLF injection in Content-Language header](https://junglewise.ai/threats/cve-2026-41683-i18next-http-middleware-http-response-splitting-and-dos-via) (high, CVSS 8.6, published 8 May 2026)
- [CVE-2026-42353: i18next-http-middleware Path Traversal and SSRF in getResourcesHandler](https://junglewise.ai/threats/cve-2026-42353-i18next-http-middleware-path-traversal-and-ssrf-in) (high, CVSS 8.2, published 8 May 2026)

## Vulnerabilities per week

Nothing was published in the last eight weeks.

| Week of | Vulns | Critical | Exploited |
| --- | --- | --- | --- |
| 17 Aug 2026 | 0 | 0 | 0 |
| 24 Aug 2026 | 0 | 0 | 0 |
| 31 Aug 2026 | 0 | 0 | 0 |
| 7 Sep 2026 | 0 | 0 | 0 |
| 14 Sep 2026 | 0 | 0 | 0 |
| 21 Sep 2026 | 0 | 0 | 0 |
| 28 Sep 2026 | 0 | 0 | 0 |
| 5 Oct 2026 | 0 | 0 | 0 |
| 12 Oct 2026 | 0 | 0 | 0 |
| 19 Oct 2026 | 0 | 0 | 0 |
| 26 Oct 2026 | 0 | 0 | 0 |
| 2 Nov 2026 | 0 | 0 | 0 |
| 9 Nov 2026 | 0 | 0 | 0 |

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- [vm2 (npm)](https://junglewise.ai/threats/technologies/vm2): 111 vulnerabilities
- [electron (npm)](https://junglewise.ai/threats/technologies/electron): 77 vulnerabilities
- [ghost (npm)](https://junglewise.ai/threats/technologies/ghost): 74 vulnerabilities
- [n8n (npm)](https://junglewise.ai/threats/technologies/npm-n8n): 64 vulnerabilities
- [hono (npm)](https://junglewise.ai/threats/technologies/hono): 62 vulnerabilities
- [directus (npm)](https://junglewise.ai/threats/technologies/directus): 61 vulnerabilities
- [nocodb (npm)](https://junglewise.ai/threats/technologies/nocodb): 54 vulnerabilities
- [undici (npm)](https://junglewise.ai/threats/technologies/undici): 53 vulnerabilities
- [@budibase/server (npm)](https://junglewise.ai/threats/technologies/budibase-server): 42 vulnerabilities

## Sources

NVD, GitHub Security Advisories, OSV, the CISA Known Exploited Vulnerabilities catalog, FIRST EPSS and vendor advisories. Rebuilt every hour. Cite as: Junglewise Threat Intelligence, "i18next-http-middleware (npm) vulnerabilities", https://junglewise.ai/threats/technologies/i18next-http-middleware, 13 November 2026.