CVE-2026-49286

CVE-2026-49286 - PhpWeasyPrint : The library (prior to 2.6.0) guards the output filename against the phar:// stream wrapper with a case-sensitive blacklist. Because PHP stream wrappers are case-insensitive, inputs like PHAR://, Phar:// bypass the check and reach fileExists() in prepareOutput(), a...

PT-2026-51066

Name of the Vulnerable Software and Affected Versions jupyterlab-git versions prior to 0.54.0 Description An authenticated user on a case-insensitive filesystem such as macOS APFS or Windows NTFS can bypass the excluded paths security control. The issue occurs because the GitHandler.prepare...

GHSA-J99Q-93C9-H869 MCPVault: PathFilter restricted-directory deny-list bypass via case and trailing dot/space equivalence

On case-insensitive filesystems macOS, Windows, PathFilter compiled its deny-list patterns case-sensitively and matched the path verbatim, so names like .Git/config, .GIT/config, or .oBsIdIaN/secrets.md slipped past the .git/.obsidian/nodemodules restriction while the OS opened the real file. On...

MCPVault: PathFilter restricted-directory deny-list bypass via case and trailing dot/space equivalence

On case-insensitive filesystems macOS, Windows, PathFilter compiled its deny-list patterns case-sensitively and matched the path verbatim, so names like .Git/config, .GIT/config, or .oBsIdIaN/secrets.md slipped past the .git/.obsidian/nodemodules restriction while the OS opened the real file. On...

GHSA-9CR8-Q42Q-G8M7 Traefik: HTTP/3 mTLS bypass via exact SNI TLSOptions lookup for wildcard and mixed-case hosts

Summary There is a critical vulnerability in Traefik's HTTP/3 QUIC TLS configuration selection that allows unauthenticated clients to bypass router-specific mTLS enforcement. When HTTP/3 is enabled on an entrypoint, the TLS handshake selects the applicable TLS configuration through an exact,...

PT-2026-50163

Name of the Vulnerable Software and Affected Versions Traefik versions 3.6.17 through 3.7.1 Description An issue in the HTTP/3 QUIC TLS configuration selection allows unauthenticated clients to bypass router-specific mutual TLS mTLS enforcement. When HTTP/3 is enabled, the TLS handshake uses an...

EulerOS 2.0 SP13 : cups (EulerOS-SA-2026-2282)

According to the versions of the cups packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, an integer...

PYSEC-2026-201

An issue was discovered in Django 5.2 before 5.2.15 and 6.0 before 6.0.6.django.middleware.cache.UpdateCacheMiddleware in Django does not match Cache-Control response directives case-insensitively, which allows remote attackers to read responses that were incorrectly cached because their...

Astra Linux – Vulnerability in curl

libcurl keeps previously used connections in a connection pool so that they can be reused for subsequent transfers, if one of them matches the setup. Due to errors in the logic, the configuration matching function did not take ‘issuercert’ into account, and the involved paths were compared case...

Astra Linux – Vulnerability in Tomcat9

The “Time-of-check Time-of-use” TOCTOU race condition vulnerability during JSP compilation in Apache Tomcat allows for a race condition on case-insensitive file systems when the default servlet is enabled for writing not in the default configuration. This issue affects Apache Tomcat versions from...

Astra Linux – Vulnerability in Git

Git is an open-source distributed revision control system. In affected versions of Git, a specially crafted repository containing symbolic links and files processed by clean/smudge filters like Git LFS may cause a just-checked-out script to be executed when cloning to a case-insensitive file syst...

CLSA-2026-1779215980 cups: Fix of CVE-2026-27447

CVE-2026-27447: fix authorization bypass via case-insensitive username comparison in scheduler...

CLSA-2026-1779215547 cups: Fix of CVE-2026-27447

CVE-2026-27447: fix authorization bypass via case-insensitive username comparison in scheduler...

GHSA-4GPH-2HHR-5MWG Envoy AI Proxy - MCP Message Smuggling Vulnerability

Envoy AI Gateway was found to be affected by a protocol parser differential vulnerability due to improper implementation of the JSON-RPC 2.0 specification. Such differential causes a MCP message alteration, potentially causing a bypass of security controls in a multi-layered architecture. Accordi...

Envoy AI Proxy - MCP Message Smuggling Vulnerability

Envoy AI Gateway was found to be affected by a protocol parser differential vulnerability due to improper implementation of the JSON-RPC 2.0 specification. Such differential causes a MCP message alteration, potentially causing a bypass of security controls in a multi-layered architecture. Accordi...

node-tar: tar: node-tar: Arbitrary file overwrite via Unicode path collision race condition

A flaw was found in node-tar, a library for Node.js. This race condition vulnerability occurs due to incomplete handling of Unicode path collisions within the path-reservations system on case-insensitive filesystems, such as macOS APFS. A remote attacker can exploit this by providing a specially...

node-tar: tar: node-tar: Arbitrary file overwrite via Unicode path collision race condition

A flaw was found in node-tar, a library for Node.js. This race condition vulnerability occurs due to incomplete handling of Unicode path collisions within the path-reservations system on case-insensitive filesystems, such as macOS APFS. A remote attacker can exploit this by providing a specially...

Security Bulletin:DevOps Test Embedded for Eclipse IDE is vulnerable to XXE injection & RCE due to use of JGit and EGit ( CVE-2023-4759 and CVE-2025-4949)

Summary Due to the use of JGit and EGit, DevOps Test Embedded for Eclipse contains vulnerabilities that could lead to unauthorized file access via XML External Entity XXE injection, and arbitrary file overwrites on case-insensitive filesystems that can lead to Remote Code Execution RCE. This only...

CLSA-2026-1779120390 gnutls: Fix of CVE-2026-3833

CVE-2026-3833: fix excludedSubtrees/permittedSubtrees bypass by performing case-insensitive comparison of dNSName and rfc822Name domain labels in X.509 nameConstraints processing...

PT-2026-41687

Name of the Vulnerable Software and Affected Versions Caddy versions 2.7.0 through 2.11.2 Description The FastCGI transport's splitPos function in modules/caddyhttp/reverseproxy/fastcgi/fastcgi.go misuses the search.IgnoreCase feature of the golang.org/x/text/search library when a request path...