CVE-2026-69201 Http4s: ResourceService and Webjar Service path escape via percent-encoded separators

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, ResourceService and WebjarService decode each URL path segment but reject only segments exactly equal to an empty string, a dot, or two dots. A request containing percent-encoded slash or backslash separators can turn ...

CVE-2026-69201

Http4s , a Scala HTTP service library, is affected by a path traversal vulnerability in ResourceService and WebjarService prior to versions 0.23.35 and 1.0.0-M47 . The root cause is that these services decode URL path segments but reject only segments exactly equal to an empty string, a dot, or t...

CVE-2026-69201: Improper Limitation of a Pathname to a Restricted Directory

Http4s is a Scala interface for HTTP services. Prior to 0.23.35 and 1.0.0-M47, ResourceService and WebjarService decode each URL path segment but reject only segments exactly equal to an empty string, a dot, or two dots. A request containing percent-encoded slash or backslash separators can turn ...

CVE-2026-54293

NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language Processing. Prior to 3.10.0-rc1, nltk.data.load in NLTK is vulnerable to path traversal via URL-encoded path separators and traversal segments...

Linux Distros Unpatched Vulnerability : CVE-2026-54293

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - NLTK Natural Language Toolkit is a suite of open source Python modules, data sets, and tutorials supporting research and development in Natural Language...

Path Equivalence

Overview Affected versions of this package are vulnerable to Path Equivalence in the pathWithoutMatrixParams of AbstractPathMatchingHttpSecurityPolicy via specially crafted HTTP requests containing encoded semicolons, slashes, or backslashes in the request path. An attacker can gain unauthorized...

CVE-2026-6321

A flaw was found in fast-uri. A remote attacker could exploit this vulnerability by providing a specially crafted Uniform Resource Locator URL containing percent-encoded path separators and dot segments. Due to incorrect processing, fast-uri would decode these elements before proper normalization...

EUVD-2026-23227

@fastify/static vulnerable to route guard bypass via encoded path separators...

GHSA-X428-GHPX-8J92 @fastify/static vulnerable to route guard bypass via encoded path separators

Impact @fastify/static v9.1.0 and earlier decodes percent-encoded path separators %2F before filesystem resolution, but Fastify's router treats them as literal characters. This creates a routing mismatch: route guards on /admin/ do not match /admin%2Fsecret.html, but @fastify/static decodes it to...

CVE-2026-6414

The CVE concerns @fastify/static (versions 8.0.0–9.1.0) where percent-encoded path separators (%2F) are decoded before filesystem resolution, but Fastify’s router treats them as literal characters. This mismatch allows attackers to bypass route-based middleware/guards that protect files served by...

Linux Distros Unpatched Vulnerability : CVE-2021-33896

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Dino before 0.1.2 and 0.2.x before 0.2.1 allows Directory Traversal only for creation of new files via URI-encoded path separators. CVE-2021-33896 Note that...

Low: python3

Issue Overview: During an address list folding when a separating comma ends up on a folded line and that line is to be unicode-encoded then the separator itself is also unicode-encoded. Expected behavior is that the separating comma remains a plan comma. This can result in the address header bein...

AZL-9909 CVE-2022-27780 affecting package curl for versions less than 7.83.1-1

The curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a different URL usingthe wrong host name when it is later retrieved.For example, a URL like http://example.com%2F127.0.0.1/, would be allowed bythe parser and get...

percent-encoded path separator in URL host

The curl URL parser wrongly accepts percent-encoded URL separators like '/' when decoding the hostname part of a URL, making it a different URL using the wrong hostname when it is later retrieved. For example, a URL like http://example.com%2F10.0.0.1/, would be allowed by the parser and get...

UBUNTU-CVE-2022-27780

The curl URL parser wrongly accepts percent-encoded URL separators like '/'when decoding the host name part of a URL, making it a different URL usingthe wrong host name when it is later retrieved.For example, a URL like http://example.com%2F127.0.0.1/, would be allowed bythe parser and get...

curl 代码问题漏洞

curl is a tool used to transfer data from or to a server. A code issue vulnerability exists in curl, which arises from the URL parser incorrectly accepting percentage-encoded URL separators when decoding the hostname portion of a URL...

DEBIAN-CVE-2021-33896

Dino before 0.1.2 and 0.2.x before 0.2.1 allows Directory Traversal only for creation of new files via URI-encoded path separators...

Dino 路径遍历漏洞

Dino is an open source chat client application for desktop from the Dino DINO team. Dino suffers from a path traversal vulnerability that stems from Dino prior to 0.1.2 and 0.2 failing to properly filter for special elements in the path of a resource or file. An attacker could use this...