CVE-2026-22037: Improper Handling of URL Encoding (Hex Encoding)

The @fastify/express plugin adds full Express compatibility to Fastify. A security vulnerability exists in @fastify/express prior to version 4.0.3 where middleware registered with a specific path prefix can be bypassed using URL-encoded characters e.g., /%61dmin instead of /admin. While the...

CVE-2025-29847: Improper Input Validation

A vulnerability in Apache Linkis. Problem Description When using the JDBC engine and da When using the JDBC engine and data source functionality, if the URL parameter configured on the frontend has undergone multiple rounds of URL encoding, it may bypass the system's checks. This bypass can trigg...

PT-2026-3452

Name of the Vulnerable Software and Affected Versions @fastify/express versions prior to 4.0.3 Description A security issue exists in the @fastify/express plugin, which provides Express compatibility for Fastify. The problem occurs when middleware is registered with a specific path prefix...

CVE-2026-22031: Improper Handling of URL Encoding (Hex Encoding)

@fastify/middie is the plugin that adds middleware support on steroids to Fastify. A security vulnerability exists in @fastify/middie prior to version 9.1.0 where middleware registered with a specific path prefix can be bypassed using URL-encoded characters e.g., /%61dmin instead of /admin. While...

CVE-2024-34712

Oceanic is a NodeJS library for interfacing with Discord. Prior to version 1.10.4, input to functions such as Client.rest.channels.removeBan is not url-encoded, resulting in specially crafted input such as ../../../channels/id being normalized into the url /api/v10/channels/id, and deleting a...

EUVD-2025-205611

Nest has a Fastify URL Encoding Middleware Bypass TOCTOU...

Time-of-check Time-of-use (TOCTOU) Race Condition

Overview @nestjs/platform-fastify is a Nest - modern, fast, powerful node.js web framework @platform-fastify Affected versions of this package are vulnerable to Time-of-check Time-of-use TOCTOU Race Condition in the URL encoding middleware, allowing it to be bypassed in certain configurations. An...

CVE-2025-69211 Nest has a Fastify URL Encoding Middleware Bypass (TOCTOU)

Nest is a framework for building scalable Node.js server-side applications. Versions prior to 11.1.11 have a Fastify URL encoding middleware bypass. A NestJS application is vulnerable if it uses @nestjs/platform-fastify; relies on NestMiddleware via MiddlewareConsumer for security checks...

CVE-2025-69211

CVE-2025-69211 affects Nest.js applications using the Fastify platform integration before version 11.1.11. The issue is a bypass in the Fastify URL encoding middleware that can skip security checks implemented via NestMiddleware (via MiddlewareConsumer) or app.use(), particularly when middleware ...

CVE-2025-69211: Time-of-check Time-of-use (TOCTOU) Race Condition

Nest is a framework for building scalable Node.js server-side applications. Versions prior to 11.1.11 have a Fastify URL encoding middleware bypass. A NestJS application is vulnerable if it uses @nestjs/platform-fastify; relies on NestMiddleware via MiddlewareConsumer for security checks...

PT-2025-53755

Name of the Vulnerable Software and Affected Versions Nest versions prior to 11.1.11 Description Nest is a framework used for building scalable Node.js server-side applications. A flaw exists where the Fastify URL encoding middleware can be bypassed. This impacts applications utilizing...

nest 安全漏洞

nest is a Node.js framework open-sourced by nestjs for building efficient, scalable and enterprise-class server-side applications using TypeScript/JavaScript. A security vulnerability exists in versions of nest prior to 11.1.11, which stems from a bypass in the Fastify URL encoding middleware tha...

cl-cybersec-pysxss

XSS WAF Lab – Payload Generator This project studies how Web...

Qnap QTS and QuTS hero Improper Handling of URL Encoding (CVE-2024-48866)

An improper handling of URL encoding Hex Encoding vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow remote attackers to run the system into unexpected state. We have already fixed the vulnerability in the following...

CVE-2025-66202: Use of Non-Canonical URL Paths for Authorization Decisions

Astro is a web framework. Versions 5.15.7 and below have a double URL encoding bypass which allows any unauthenticated attacker to bypass path-based authentication checks in Astro middleware, granting unauthorized access to protected routes. While the original CVE-2025-64765 was fixed in v5.15.8,...

Astro 安全漏洞

Astro is an Astro open source web framework for content-driven websites. A security vulnerability exists in Astro versions 5.15.7 and below, which stems from a double URL encoding bypass that could allow an unauthenticated attacker to access protected routes...

Astro has an Authentication Bypass via Double URL Encoding, a bypass for CVE-2025-64765

Authentication Bypass via Double URL Encoding in Astro Bypass for CVE-2025-64765 / GHSA-ggxq-hp9w-j794 --- Summary A double URL encoding bypass allows any unauthenticated attacker to bypass path-based authentication checks in Astro middleware, granting unauthorized access to protected routes. Whi...

body-parser is vulnerable to denial of service when url encoding is used

Impact body-parser 2.2.0 is vulnerable to denial of service due to inefficient handling of URL-encoded bodies with very large numbers of parameters. An attacker can send payloads containing thousands of parameters within the default 100KB request size limit, causing elevated CPU and memory usage...

BIT-GITLAB-2025-11990 Improper Handling of URL Encoding (Hex Encoding) in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to gain CSRF tokens by exploiting improper input validation in repository references combined with redirect handling weaknesses...

CVE-2025-11990 Improper Handling of URL Encoding (Hex Encoding) in GitLab

GitLab has remediated an issue in GitLab EE affecting all versions from 18.4 before 18.4.4, and 18.5 before 18.5.2 that could have allowed an authenticated user to gain CSRF tokens by exploiting improper input validation in repository references combined with redirect handling weaknesses...