CVE-2026-44573

Next.js is a React framework for building full-stack web applications. From 12.2.0 to before 15.5.16 and 16.2.5, Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less...

CVE-2026-44573 Next.js: Middleware / Proxy bypass in Pages Router applications using i18n

Next.js is a React framework for building full-stack web applications. From 12.2.0 to before 15.5.16 and 16.2.5, Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less...

CVE-2026-44573

CVE-2026-44573 affects Next.js (Pages Router with i18n). From 12.2.0 up to but not including 15.5.16 and 16.2.5, middleware/proxy-based authorization can be bypassed for locale-less /_next/data//.json requests, allowing retrieval of SSR JSON for protected pages without authorization checks. The u...

Next.js 安全漏洞

Next.js is a React framework open source by Vercel. Versions of Next.js from 12.2.0 to 15.5.16, as well as versions before 16.2.5, have security vulnerabilities. These vulnerabilities arise from using the Pages Router and when configuring i18n and middleware or proxy authorization. In these cases...

Google Chrome 安全漏洞

Google Chrome is a web browser developed by Google Inc. Versions of Google Chrome prior to 148.0.7778.168 contained a security vulnerability, which was caused by an integer overflow issue in the Internationalization component. This vulnerability could allow remote attackers to execute out-of-boun...

NPM: Next.js has a Middleware / Proxy bypass in Pages Router applications using i18n

NPM: Next.js has a Middleware / Proxy bypass in Pages Router applications using i18n vulnerability discovered by ? in WordPress Npm next versions = 12.2.0, 15.5.16...

GHSA-36QX-FR4F-26G5 Next.js has a Middleware / Proxy bypass in Pages Router applications using i18n

Impact Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less /next/data//.json requests. In affected configurations, middleware does not run for the unprefixed data route, allowing...

Next.js has a Middleware / Proxy bypass in Pages Router applications using i18n

Impact Applications using the Pages Router with i18n configured and middleware/proxy-based authorization can allow unauthorized access to protected page data through locale-less /next/data//.json requests. In affected configurations, middleware does not run for the unprefixed data route, allowing...

Prototype Pollution

Overview next-intl is an Internationalization i18n for Next.js Affected versions of this package are vulnerable to Prototype Pollution in the setNestedProperty function when processing translation catalog keys containing reserved properties such as proto, constructor, or prototype. An attacker ca...

GHSA-4C35-WCG5-MM9H next-intl has prototype pollution with `experimental.messages.precompile` via attacker-controlled translation catalog keys

Summary setNestedProperty in packages/next-intl/src/extractor/utils.tsx walks a dotted key path and assigns the final value without blocking the reserved keys proto, constructor, or prototype. When the next-intl Next.js plugin is configured with experimental.messages and messages.precompile: true...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: nodejs20: nodejs20-20.20.2-1.hum1 aarch64, x8664 nodejs20-bin-20.20.2-1.hum1 noarch nodejs20-devel-20.20.2-1.hum1 aarch64, x8664 nodejs20-docs-20.20.2-1.hum1 noarch...

CVE-2026-40299 next-intl has an open redirect vulnerability

next-intl provides internationalization for Next.js. Applications using the next-intl middleware prior to version 4.9.1with localePrefix: 'as-needed' could construct URLs where path handling and the WHATWG URL parser resolved a relative redirect target to another host e.g. scheme-relative // or...

CVE-2026-40299 next-intl has an open redirect vulnerability

next-intl provides internationalization for Next.js. Applications using the next-intl middleware prior to version 4.9.1with localePrefix: 'as-needed' could construct URLs where path handling and the WHATWG URL parser resolved a relative redirect target to another host e.g. scheme-relative // or...

CVE-2026-40299

The CVE-2026-40299 issue affects the next-intl library used with Next.js. The vulnerability arises in the middleware when localePrefix: 'as-needed' is enabled, allowing URL handling and the WHATWG URL parser to resolve a relative redirect target to another host. This can cause the browser to be r...

CVE-2026-40299

next-intl provides internationalization for Next.js. Applications using the next-intl middleware prior to version 4.9.1with localePrefix: 'as-needed' could construct URLs where path handling and the WHATWG URL parser resolved a relative redirect target to another host e.g. scheme-relative // or...

This Week in Spring - April 14th, 2026

Hi, Spring fans! ¡Hola from Barcelona, Spain! I'm at the amazing Spring I/O event, hanging out with some of the amazing Spring ecosystem developers! Life is amazing here in the warm sun of springtime. There's a lot to look at this week, so let's dive right into it! Another nice tutorial on how to...

[SECURITY] Fedora 44 Update: luminance-hdr-2.6.1.1-89.fc44

Luminance HDR is a graphical user interface based on the Qt5 toolkit that provides a complete workflow for HDR imaging. Supported HDR formats: =E2=80=A2 OpenEXR extension: exr =E2=80=A2 Radiance RGBE extension: hdr =E2=80=A2 Tiff formats: 16bit, 32bit float and LogLuv extension: tiff =E2=80=A2 Ra...

Open Redirect

Overview next-intl is an Internationalization i18n for Next.js Affected versions of this package are vulnerable to Open Redirect in the middleware process when localePrefix is set to 'as-needed'. An attacker can redirect users to an external site by crafting URLs that exploit the way relative...

PT-2026-32979

Name of the Vulnerable Software and Affected Versions next-intl versions prior to 4.9.1 Description Applications using the middleware with localePrefix: 'as-needed' could construct URLs where path handling and the WHATWG URL parser resolved a relative redirect target to another host. This occurs...

CVE-2026-39935 XSS-via-i18n in localised wiki names

Improper neutralization of input during web page generation 'cross-site scripting' vulnerability in The Wikimedia Foundation Mediawiki - CampaignEvents Extension allows Cross-Site Scripting XSS. This issue was remediated only on the master branch...