Important: Red Hat Security Advisory: nodejs:24 security update

An update for the nodejs:24 module is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Node.js: Node.js: Denial of Service due to crafted HTTP `__proto__` header

A flaw was found in Node.js. A remote attacker can exploit this vulnerability by sending a specially crafted HTTP request that includes a header named proto. When a Node.js application processes this request and attempts to access distinct headers, it encounters an unhandled error, leading to an...

undici: Undici: HTTP header injection and request smuggling vulnerability

A flaw was found in undici, a Node.js HTTP/1.1 client. This vulnerability allows a remote attacker to inject malicious data into HTTP headers or prematurely end HTTP requests by sending specially crafted input to the upgrade option of client.request. This is possible because undici does not...

CVE-2026-35577

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-35577

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

EUVD-2026-21061

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-35577

CVE-2026-35577 affects Apollo MCP Server (GraphQL/MCP) prior to v1.7.0 where Host header validation was missing for HTTP StreamableHTTP transport. This could allow a local user running the MCP server on localhost to be influenced by a malicious site via DNS rebinding, bypassing same-origin policy...

CVE-2026-35577 Missing Host Header Validation in Apollo MCP Server for Localhost Deployments

Apollo MCP Server is a Model Context Protocol server that exposes GraphQL operations as MCP tools. Prior to version 1.7.0, the Apollo MCP Server did not validate the Host header on incoming HTTP requests when using StreamableHTTP transport. In configurations where an HTTP-based MCP server is run ...

CVE-2026-34720

Zammad is a web based open source helpdesk/customer support system. Prior to 7.0.1 and 6.5.4, the SSO mechanism in Zammad was not verifying the header originates from a trusted SSO proxy/gateway before applying further actions on it. This vulnerability is fixed in 7.0.1 and 6.5.4...

nodejs:22 security update

An update is available for nodejs, module.nodejs-packaging, nodejs-packaging, module.nodejs, nodejs-nodemon, module.nodejs-nodemon. This update affects Rocky Linux 9. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability...

RLSA-2026:7302 Important: nodejs:22 security update

Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming language. Security Fixes: brace-expansion: brace-expansion: Denial of Service via unbounded brace range expansion CVE-2026-25547 minimatch: minimatch: Denial of Service via...

USN-8154-2: Django vulnerabilities

USN-8154-1 fixed vulnerabilities in Django. This update provides the corresponding updates for Ubuntu 14.04 LTS and Ubuntu 16.04 LTS. Original advisory details: Seokchan Yoon discovered that Django incorrectly handled copying memory when parsing multipart uploads with excessive whitespace. A remo...

USN-8154-2 python-django vulnerabilities

USN-8154-1 fixed vulnerabilities in Django. This update provides the corresponding updates for CVE-2026-33033 and CVE-2026-4292 in Ubuntu 14.04 LTS and Ubuntu 16.04 LTS, and CVE-2026-4277 in Ubuntu 16.04 LTS. Original advisory details: Seokchan Yoon discovered that Django incorrectly handled...

Security Bulletin: Improper Host Header Validation in Undertow HTTP Server Enables Cache Poisoning and Session Hijacking affects watsonx.data

Summary A flaw was found in the Undertow HTTP server core, which is used in WildFly, JBoss EAP, and other Java applications. The Undertow library fails to properly validate the Host header in incoming HTTP requests.As a result, requests containing malformed or malicious Host headers are processed...

CVE-2026-39974

CVE-2026-39974 affects the n8n-mcp component (Model Context Protocol server). In multi-tenant HTTP mode, an authenticated caller with a valid AUTH_TOKEN can trigger SSRF to arbitrary URLs supplied via per-request headers (instance-URL headers). The server reflects HTTP responses back through JSON...

CVE-2026-39855

osslsigncode prior to 2.13 contains an integer underflow in the PE page-hash calculation (pe_page_hash_calc). If SizeOfHeaders (hdrsize) > SectionAlignment (pagesize), hdrsize is subtracted from pagesize without validation, producing a large unsigned length. The code allocates a zero-filled bu...

EUVD-2026-20917

A memory exhaustion vulnerability exists in the HTTP server due to unbounded use of the Content-Length header. The server allocates memory directly based on the attacker supplied header value without enforcing an upper limit. A crafted HTTP request containing an extremely large Content-Length val...

EUVD-2026-20913

An out-of-bounds read vulnerability exists in DicomStreamReader during DICOM meta-header parsing. When processing malformed metadata structures, the parser may read beyond the bounds of the allocated metadata buffer. Although this issue does not typically crash the server or expose data directly ...

DEBIAN-CVE-2026-5440

A memory exhaustion vulnerability exists in the HTTP server due to unbounded use of the Content-Length header. The server allocates memory directly based on the attacker supplied header value without enforcing an upper limit. A crafted HTTP request containing an extremely large Content-Length val...