CVE-2023-49799

nuxt-api-party is an open source module to proxy API requests. nuxt-api-party attempts to check if the user has passed an absolute URL to prevent the aforementioned attack. This has been recently changed to use the regular expression ^https?://, however this regular expression can be bypassed by ...

tomcat: org.apache.tomcat/tomcat-catalina: Apache Tomcat: Directory traversal via rewrite with possible RCE

A directory traversal vulnerability in Apache Tomcat caused by improper URL normalization during request rewriting. When specific rewrite rules are used, an attacker could craft a malicious request to bypass access restrictions and reach protected directories such as /WEB-INF/ or /META-INF/. If...

Better Auth's rou3 Dependency has Double-Slash Path Normalization which can Bypass disabledPaths Config and Rate Limits

Summary An issue in the underlying router library rou3 can cause /path and //path to be treated as identical routes. If your environment does not normalize incoming URLs e.g., by collapsing multiple slashes, this can allow bypasses of disabledPaths and path-based rate limits. Details Better Auth...

GHSA-X732-6J76-QMHM Better Auth's rou3 Dependency has Double-Slash Path Normalization which can Bypass disabledPaths Config and Rate Limits

Summary An issue in the underlying router library rou3 can cause /path and //path to be treated as identical routes. If your environment does not normalize incoming URLs e.g., by collapsing multiple slashes, this can allow bypasses of disabledPaths and path-based rate limits. Details Better Auth...

CLSA-2025-1765903038 tomcat: Fix of CVE-2025-55752

CVE-2025-55752: fix relative path traversal vulnerability by normalizing rewritten URLs before decoding to prevent bypassing security constraints and potential remote code execution via PUT requests...

tomcat: org.apache.tomcat/tomcat-catalina: Apache Tomcat: Directory traversal via rewrite with possible RCE

A directory traversal vulnerability in Apache Tomcat caused by improper URL normalization during request rewriting. When specific rewrite rules are used, an attacker could craft a malicious request to bypass access restrictions and reach protected directories such as /WEB-INF/ or /META-INF/. If...

EUVD-2022-2233

Malicious code in bioql PyPI...

CVE-2024-28246 KaTeX is missing normalization of the protocol in URLs allows bypassing forbidden protocols

KaTeX is a JavaScript library for TeX math rendering on the web. Code that uses KaTeX's trust option, specifically that provides a function to blacklist certain URL protocols, can be fooled by URLs in malicious inputs that use uppercase characters in the protocol. In particular, this can allow fo...

Path traversal in webpack-dev-middleware

Summary The webpack-dev-middleware middleware does not validate the supplied URL address sufficiently before returning the local file. It is possible to access any file on the developer's machine. Details The middleware can either work with the physical filesystem when reading the files or it can...

Apache httpd URL normalization inconsistency

A vulnerability was found in Apache HTTP Server 2.4.0 to 2.4.38. When the path component of a request URL contains multiple consecutive slashes '/', directives such as LocationMatch and RewriteRule must account for duplicates in regular expressions while other aspects of the servers processing wi...

Code injection

The urlnorm crate through 0.1.4 for Rust allows Regular Expression Denial of Service ReDos via a crafted URL to lib.rs...

Code injection

The git-url-parse crate through 0.4.4 for Rust allows Regular Expression Denial of Service ReDos via a crafted URL to normalizeurl in lib.rs, a similar issue to CVE-2023-32758 Python...

CVE-2023-2808 Lack of URL normalization allows rendering previews for disallowed domains

Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link...

CVE-2023-2808 Lack of URL normalization allows rendering previews for disallowed domains

Mattermost fails to normalize UTF confusable characters when determining if a preview should be generated for a hyperlink, allowing an attacker to trigger link preview on a disallowed domain using a specially crafted link...

GO-2022-0355 Path traversal in github.com/valyala/fasthttp

The fasthttp.FS request handler is vulnerable to directory traversal attacks on Windows systems, and can serve files from outside the provided root directory. URL path normalization does not handle Windows path separators backslashes, permitting an attacker to construct requests with relative pat...

nodejs-normalize-url: ReDoS for data URLs

A flaw was found in normalize-url. Node.js has a ReDoS regular expression denial of service issue because it has exponential performance for data...

JBCS: URL normalization issue with dot-dot-semicolon(s) leads to information disclosure

A flaw was found in Red Hat JBoss Core Services HTTP Server in all versions, where it does not properly normalize the path component of a request URL contains dot-dot-semicolons. This flaw could allow an attacker to access unauthorized information or possibly conduct further attacks. The highest...

SUSE: Security Advisory (SUSE-SU-2020:14287-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Slack: Lack of URL normalization renders Blocked-Previews feature ineffectual

Slack has a feature known as Blocked Previewsblocked-previews, which allows Workspace Owners and Admins to specify a list of URLs for which no link preview should occur. The point of this feature is to reduce clutter and prevent harmful content from getting embedded in the workspace. However, whe...

CentOS 8 : httpd:2.4 (CESA-2019:3436)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2019:3436 advisory. - httpd: modauthdigest: access control bypass due to race condition CVE-2019-0217 - httpd: URL normalization inconsistency CVE-2019-0220 Note that Ness...