CVE-2026-6874 ericc-ch copilot-api Header token dns rebinding

A vulnerability was determined in ericc-ch copilot-api up to 0.7.0. This impacts an unknown function of the file /token of the component Header Handler. Executing a manipulation of the argument Host can lead to reliance on reverse dns resolution. The attack may be performed from remote. The explo...

CVE-2026-6599

The CVE-2026-6599 entry concerns langflow-ai langflow (up to v1.8.3) with a flaw in the Model Context Protocol Configuration API. The affected element is the file src/backend/base/langflow/api/v1/mcp_projects.py, specifically the install_mcp_config function (and mention of get_client_ip). Manipul...

CVE-2026-33805

A flaw was found in @fastify/reply-from and @fastify/http-proxy. A remote attacker can exploit this vulnerability by manipulating the Connection header in client requests. This allows the attacker to remove specific headers that the proxy has added for security, routing, or access control purpose...

Security Bulletin: DevOps Test Performance contains a vulnerability related to use of the Node.js on-headers middleware

Summary Due to use of the Node.js on-headers middleware, DevOps Test Performance and Rational Performance Tester contain an Improper Handling of Unexpected Data Type vulnerability, potentially enabling header manipulation. Vulnerability Details CVEID:CVE-2025-7339 DESCRIPTION: on-headers is a...

CVE-2026-3902 ASGI header spoofing via underscore/hyphen conflation

An issue was discovered in 6.0 before 6.0.4, 5.2 before 5.2.13, and 4.2 before 4.2.30. ASGIRequest allows a remote attacker to spoof headers by exploiting an ambiguous mapping of two header variants with hyphens or with underscores to a single version with underscores. Earlier, unsupported Django...

CVE-2026-35475

WeGIA is a Web manager for charitable institutions. Prior to 3.6.9, the redirect parameter is taken directly from $GET with no URL validation or whitelist check, then used verbatim in a header"Location: ..." call. This vulnerability is fixed in 3.6.9...

CVE-2026-29143

SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers...

HTTP Response Splitting

Overview electron is a framework which lets you write cross-platform desktop applications using JavaScript, HTML and CSS. Affected versions of this package are vulnerable to HTTP Response Splitting via the protocol.handle, protocol.registerSchemesAsPrivileged, or webRequest.onHeadersReceived...

CVE-2026-29143

SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers...

CVE-2026-29143

SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers...

PT-2026-29706

SEPPmail Secure Email Gateway before version 15.0.3 does not properly authenticate the inner message of S/MIME-encrypted MIME entities, allowing an attacker to control trusted headers...

CVE-2026-34442

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.211, host header manipulation in FreeScout version http://localhost:8080/system/status allows an attacker to inject an arbitrary domain into generated absolute URLs. This leads to External...

AIOHTTP has CRLF injection through multipart part content type header construction

Summary An attacker who controls the contenttype parameter in aiohttp could use this to inject extra headers or similar exploits. Impact If an application allows untrusted data to be used for the multipart contenttype parameter when constructing a request, an attacker may be able to manipulate th...

CVE-2026-34442

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.211, host header manipulation in FreeScout version http://localhost:8080/system/status allows an attacker to inject an arbitrary domain into generated absolute URLs. This leads to External...

CVE-2026-34442 FreeScout: Host Header Injection Leading to External Resource Loading and Open Redirect in FreeScout

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.211, host header manipulation in FreeScout version http://localhost:8080/system/status allows an attacker to inject an arbitrary domain into generated absolute URLs. This leads to External...

EUVD-2026-17673

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.211, host header manipulation in FreeScout version http://localhost:8080/system/status allows an attacker to inject an arbitrary domain into generated absolute URLs. This leads to External...

PT-2026-29374

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.211, host header manipulation in FreeScout version http://localhost:8080/system/status allows an attacker to inject an arbitrary domain into generated absolute URLs. This leads to External...

CVE-2026-2442

The Page Builder: Pagelayer – Drag and Drop website builder plugin for WordPress is vulnerable to Improper Neutralization of CRLF Sequences 'CRLF Injection' in all versions up to, and including, 2.0.7. This is due to the contact form handler performing placeholder substitution on...

CVE-2026-31951

LibreChat is a ChatGPT clone with additional features. In versions 0.8.2-rc1 through 0.8.3-rc1, user-created MCP Model Context Protocol servers can include arbitrary HTTP headers that undergo credential placeholder substitution. An attacker can create a malicious MCP server with headers containin...

HTTP Request Smuggling

Overview io.undertow:undertow-core is a Java web server based on non-blocking IO. Affected versions of this package are vulnerable to HTTP Request Smuggling due to incorrect handling of white-spaces in HTTP request headers. An attacker can gain unauthorized access to restricted information or...