CVE-2026-41732

JsonPulsarHeaderMapper matched type headers against trusted packages using a prefix check, meaning that trusting any package implicitly trusted all of its subpackages. Additionally, an empty trusted-packages configuration fell back to trusting all packages rather than applying a safe default...

EUVD-2026-36252

IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking...

CVE-2026-4096 A vulnerability has been identified in IBM DevOps Plan that allows a Host Header Injection attack due to improper handling of the Host header in HTTP requests.

IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking...

CVE-2026-4096

Summary of CVE-2026-4096 (IBM DevOps Plan) IBM DevOps Plan versions 3.0.0 to 3.0.6 are affected by an HTTP header injection vulnerability caused by improper validation of the Host header. This can enable attacker-driven attacks such as cross-site scripting, cache poisoning, or session hijacking a...

CVE-2026-4096 A vulnerability has been identified in IBM DevOps Plan that allows a Host Header Injection attack due to improper handling of the Host header in HTTP requests.

IBM DevOps Plan 3.0.0 through 3.0.6 is vulnerable to HTTP header injection, caused by improper validation of input by the HOST headers. This could allow an attacker to conduct various attacks against the vulnerable system, including cross-site scripting, cache poisoning or session hijacking...

CVE-2026-48998

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 contain improper Host header validation when parsing raw HTTP request messages and when deriving a server request URI from server variables. An attacker can provide a malformed Host header containing U...

CVE-2026-49214

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

GHSA-34XG-WGJX-8XPH guzzlehttp/psr7 has Host Confusion via Authority Reinterpretation

Impact guzzlehttp/psr7 improperly interpreted malformed Host header values when constructing request URIs from inbound request data. This issue concerns inbound request parsing and server request construction. It does not require serializing a PSR-7 request, and it is not part of the normal...

guzzlehttp/psr7 has Host Confusion via Authority Reinterpretation

Impact guzzlehttp/psr7 improperly interpreted malformed Host header values when constructing request URIs from inbound request data. This issue concerns inbound request parsing and server request construction. It does not require serializing a PSR-7 request, and it is not part of the normal...

GHSA-HQ7V-MX3G-29HW guzzlehttp/psr7 has CRLF Injection via URI Host Component

Impact guzzlehttp/psr7 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. The issue requires a PSR-7 request to be serialized into a raw HTTP/1.x message, for example with GuzzleHttp\Psr7\Message::toString or an equivalent custom serializer. Creating a...

guzzlehttp/psr7 has CRLF Injection via URI Host Component

Impact guzzlehttp/psr7 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. The issue requires a PSR-7 request to be serialized into a raw HTTP/1.x message, for example with GuzzleHttp\Psr7\Message::toString or an equivalent custom serializer. Creating a...

EUVD-2026-36240

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

CVE-2026-49214

CVE-2026-49214 affects guzzlehttp/psr7 up to version 2.10.1. Versions prior to 2.10.2 do not reject ASCII control characters/whitespace/DEL in URI host components. If a user-controlled URL is used to build a PSR-7 Uri/Request and the host contains CRLF or similar, the host may be copied into the ...

CVE-2026-49214 guzzlehttp/psr7 has CRLF Injection via URI Host Component

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

CVE-2026-49214 guzzlehttp/psr7 has CRLF Injection via URI Host Component

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

CVE-2026-49214 guzzlehttp/psr7 has CRLF Injection via URI Host Component

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 did not reject ASCII control characters, whitespace, or DEL in first-party URI host components. A vulnerable flow is: First, an application accepts a user-controlled URL. Second, the URL is used to...

CVE-2026-48998

GuzzleHttp/psr7 (PHP) before version 2.10.2 is affected by improper Host header validation when parsing raw HTTP requests or deriving a server request URI from server variables. An attacker can supply a Host header containing URI delimiters (for example [email protected]) that can be r...

CVE-2026-48998 guzzlehttp/psr7 has Host Confusion via Authority Reinterpretation

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 contain improper Host header validation when parsing raw HTTP request messages and when deriving a server request URI from server variables. An attacker can provide a malformed Host header containing U...

CVE-2026-48998 guzzlehttp/psr7 has Host Confusion via Authority Reinterpretation

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 contain improper Host header validation when parsing raw HTTP request messages and when deriving a server request URI from server variables. An attacker can provide a malformed Host header containing U...

EUVD-2026-36239

guzzlehttp/psr7 is a PSR-7 HTTP message library implementation in PHP. Versions prior to 2.10.2 contain improper Host header validation when parsing raw HTTP request messages and when deriving a server request URI from server variables. An attacker can provide a malformed Host header containing U...