EUVD-2026-38458

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Prior to 2.12.1, guzzlehttp/psr7 did not reject CR/LF characters in certain first-party HTTP start-line fields: the request method, protocol version, and response reason phrase. If an application placed attacker-controlled dat...

EUVD-2026-38216

Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that provide an alternative to the standard Host header without validating the values provided. Apache NiFi 1.6.0 introduced a configurable application property to restrict values provided in...

CVE-2024-51454: Improper Neutralization of HTTP Headers for Scripting Syntax

IBM Engineering Workflow Management 7.0.2 through 7.0.2 Interim Fix 035, 7.0.3 through 7.0.3 Interim Fix 017, and 7.1 through 7.1 Interim Fix 004 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various...

SUSE SLES15 Security Update : kubevirt (SUSE-SU-2026:2400-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2400-1 advisory. Update to version 1.7.4, fixes various go embedded security issues: - CVE-2025-47911: golang.org/x/net/html: various algorithms wit...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection in the start-line serialization of the Message class toString, parseRequest, and parseResponse. An attacker can inject header lines and split or smuggle HTTP messages by placing CR or LF characters into the request method...

Security Bulletin: IBM Engineering Lifecycle Management - Engineering Workflow Management is impacted by vulnerabilities Host Header Injection observed

Summary Vulnerabilities have been identified in Host Header Injection , which is used in IBM Engineering Lifecycle Management -Engineering Workflow Management Vulnerability Details CVEID:CVE-2024-51454 DESCRIPTION: IBM Engineering Workflow Management is vulnerable to HTTP header injection, caused...

NPM: undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

NPM: undici vulnerable to HTTP header injection via Set-Cookie percent-decoding vulnerability discovered by ? in WordPress Npm undici versions 6.27.0...

GHSA-P88M-4JFJ-68FV undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

Impact undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %3D into their literal byte equivalents. RFC 6265 §5.4 does not specify any decoding and browsers do not decode either. Applications that parse a...

CVE-2026-56020 Webmin HTTP header authentication bypass

The Webmin HTTP server miniserv.pl allows unauthenticated attackers to impersonate any user with a configured SSL client certificate by sending a forged HTTP header. A remote attacker can spoof certificate DNs and authenticate as any user. Fixed in 2.641...

Kirby: Request header injection in `Http\Remote`

TL;DR This vulnerability affects Kirby sites and plugins that use the Kirby\Http\Remote class including Remote::request, Remote::get, Remote::post, and similar helpers to send outgoing HTTP requests and that pass untrusted, user-controlled data into the headers option of such a request. By...

PT-2026-50711

Name of the Vulnerable Software and Affected Versions Webmin versions prior to 2.641 Description The Webmin HTTP server miniserv.pl improperly trusts a client-supplied HTTP header for SSL client certificate identity. This allows unauthenticated remote attackers to spoof certificate distinguished...

PT-2026-50722

Name of the Vulnerable Software and Affected Versions Kirby versions prior to 4.9.4 Kirby versions prior to 5.4.4 Description Kirby sites and plugins using the KirbyHttpRemote class, including the functions Remote::request, Remote::get, and Remote::post, are susceptible to HTTP header injection...

CVE-2026-56020: Authentication Bypass by Spoofing

The Webmin HTTP server miniserv.pl allows unauthenticated attackers to impersonate any user with a configured SSL client certificate by sending a forged HTTP header. A remote attacker can spoof certificate DNs and authenticate as any user. Fixed in 2.202...

CVE-2026-9679

A flaw was found in undici. The cookie parser in the parseSetCookie function incorrectly decodes cookie values, which is contrary to standard specifications. This vulnerability allows an attacker-controlled upstream to inject arbitrary HTTP response headers, such as Set-Cookie, Location, or...

Improper Handling Of HTTP Headers

hono is vulnerable to Improper Handling of HTTP Headers. The vulnerability is due to using Headers.set instead of Headers.append when processing repeated request headers, which allows multiple header values to be overwritten and truncated, potentially enabling attackers to bypass security control...

CVE-2026-9679 undici vulnerable to HTTP header injection via Set-Cookie percent-decoding

Impact: undici's cookie parser in parseSetCookie percent-decodes cookie values via qsUnescape, turning encoded sequences like %0D%0A, %00, %3B, and %3D into their literal byte equivalents. RFC 6265 §5.4 does not specify any decoding and browsers do not decode either. Applications that parse a...

Security Bulletin: IBM Watson Discovery Cartridge affected by vulnerabilities in tomcat-embed-core-11.0.20.jar

Summary IBM Watson Discovery Cartridge affected by vulnerabilities in tomcat-embed-core-11.0.20.jar Vulnerability Details CVEID:CVE-2026-41284 DESCRIPTION: Allocation of Resources Without Limits or Throttling vulnerability in Apache Tomcat. This issue affects Apache Tomcat: from 11.0.0-M1 through...

Bosch Security Systems IP Cameras Improper Input Validation (CVE-2021-23853)

In Bosch IP cameras, improper validation of the HTTP header allows an attacker to inject arbitrary HTTP headers through crafted URLs. This plugin only works with Tenable.ot. Please visit https://www.tenable.com/products/tenable-ot for more information. %NASLMINLEVEL 80900 C Tenable, Inc...

Linux Distros Unpatched Vulnerability : CVE-2026-43966

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Request/Response Splitting' vulnerability in ninenines cowlib allows HTTP response splitting via...

CVE-2026-50560

Netty is a network application framework for development of protocol servers and clients. Prior to versions 4.1.135.Final and 4.2.15.Final, Netty HTTP/2 max header size handling produces an attack similar to HTTP/2 Rapid Reset. There is a setting in the http2 specification called...