CVE-2026-11870: Authentication Bypass by Spoofing

The WP Ghost Hide My WP Ghost WordPress plugin before 7.0.05 does not verify that client IP information comes from a trusted proxy before trusting attacker-controllable HTTP headers, allowing unauthenticated attackers to spoof their IP address to bypass the WP Ghost Hide My WP Ghost WordPress...

CVE-2026-58155

Apache Traffic Server truncates over-long header names, allowing header aliasing, request smuggling, and policy bypass. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or...

CVE-2026-58154: Out-of-bounds Write

Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fi...

📄 rouille 3.6.2 HTTP Request Smuggling

rouille versions 3.6.2 and earlier contain an HTTP request smuggling vulnerability in the proxy::proxy and proxy::fullproxy functions. Client-supplied HTTP header values are forwarded to backend servers without validation for control characters, allowing attackers to inject additional HTTP reques...

PT-2026-65731

Apache Traffic Server can write out of bounds or overflow integers while parsing MIME and HTTP headers. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.9, from 9.0.0 through 9.2.14, from 10.0.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fi...

CVE-2026-67183 TinyWeb 0.0.8 Memory Leak DoS via HTTP Request Handling

TinyWeb through 0.0.8 contains a memory leak vulnerability that allows unauthenticated attackers to exhaust available memory by sending ordinary well-formed HTTP requests. Each request causes HttpParser::execute to allocate Url objects, HttpHeaders objects, and HttpHeader instances via raw new...

CVE-2026-65624

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowboy allows an unauthenticated remote attacker to exhaust connection process memory over HTTP/1.1. The HTTP/1.1 handler in cowboyhttp enforces the maxheaders limit by counting the number of distinct header names in ...

AZL-94308 CVE-2026-65624 affecting package rabbitmq-server for versions less than 3.13.7-9

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowboy allows an unauthenticated remote attacker to exhaust connection process memory over HTTP/1.1. The HTTP/1.1 handler in cowboyhttp enforces the maxheaders limit by counting the number of distinct header names in ...

EUVD-2026-49740

Allocation of Resources Without Limits or Throttling vulnerability in ninenines cowboy allows an unauthenticated remote attacker to exhaust connection process memory over HTTP/1.1. The HTTP/1.1 handler in cowboyhttp enforces the maxheaders limit by counting the number of distinct header names in ...

CVE-2026-51269

...

CVE-2026-55403: Exposure of Sensitive Information to an Unauthorized Actor

datamodel-code-generator generates Python data models from schema definitions. Prior to 0.63.0, src/datamodelcodegenerator/http.py getbody reuses Authorization, Cookie, and Proxy-Authorization headers when following cross-origin redirects while fetching remote schemas, allowing credentials scoped...

Security Bulletin: Security Vulnerability in Spring-Security affects IBM Sterling B2B Integrator and IBM Sterling File Gateway (CVE-2026-22732)

Summary IBM Sterling B2B Integrator and IBM Sterling File Gateway have addressed vulnerability due to Spring-Security Vulnerability Details CVEID:CVE-2026-22732 DESCRIPTION: When applications specify HTTP response headers for servlet applications using Spring Security, there is the possibility th...

Vulnerabilities found in Oracle Financial Services

Oracle has identified vulnerabilities in various Financial Services modules. Oracle has also processed updates for various third-party products. The vulnerabilities include code injection through malicious schemes in Apache Avro, unauthorized access to sensitive data in various Oracle products, a...

Tornado: Quadratic DoS via Repeated Header Coalescing

Summary The HTTPHeaders.add method in Tornado accumulates values using string concatenation when the same header name is repeated. Due to Python string immutability, each concatenation copies the entire string, resulting in On² time complexity. Given Tornado's single event loop architecture, a...

EUVD-2025-203031

Tornado: Quadratic DoS via Repeated Header Coalescing...

Duplicate Advisory: Uncaught Exception processing HTTP Headers in SurrealDB

Duplicate Advisory This advisory has been withdrawn because it is a duplicate of GHSA-m24x-r6q3-2vp9. This link is maintained to preserve external references. Original Description SurrealDB versions before 1.1.0 fail to properly parse the ID, DB, and NS headers in HTTP REST API requests containin...

CVE-2024-58368 SurrealDB before 1.1.0 Denial of Service via HTTP Headers

SurrealDB versions before 1.1.0 fail to properly parse the ID, DB, and NS headers in HTTP REST API requests containing special characters. Unauthenticated attackers can send crafted HTTP requests with malformed header values to trigger an uncaught exception that crashes the server...

CVE-2026-54465 websocket-driver: Memory exhaustion in HTTP header parser

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.1, when websocket-driver is used to implement a WebSocket server on top of a TCP server using WebSocket::Driver.server or to complement a WebSocket client, a peer can make a single connection consume an unbounded...

CVE-2026-54465

CVE-2026-54465 affects websocket-driver (Ruby) prior to version 0.8.1. A WebSocket server built on top of a TCP server via WebSocket::Driver.server() or a WebSocket client can trigger a memory exhaustion by sending an HTTP request/response with an unbounded, never-ending header list. The issue is...

CVE-2026-21762

Technical details about CVE-2026-21762 are not publicly available in the provided documents. Monitor for updates and additional feeds for affected products, exact vulnerable components, and remediation information.