CentOS 9 : nghttp2-1.43.0-8.el9

The remote CentOS Linux 9 host has packages installed that are affected by a vulnerability as referenced in the nghttp2-1.43.0-8.el9 build changelog. - nghttp2's nghttpx proxy through 1.69.0 forwards an HTTP/1.1 Upgrade request that also carries a Content- Length header and body onto reusable...

MiracleLinux 8 : nghttp2-1.33.0-6.el8_10.3 (AXSA:2026-1576:03)

The remote MiracleLinux 8 host has packages installed that are affected by a vulnerability as referenced in the AXSA:2026-1576:03 advisory. nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 Tenable has extracted t...

CVE-2026-50576 ePA 3.x Integration: HTTP Header Injection in VAU Inner Requests

ePA 3.x Integration implements the authorization workflow and writes Medical Information Objects to Germany's electronic patient record. Prior to 1.3.0, ePA 3.x Integration does not neutralize CRLF characters in values used by app/vau/VAUProtokoll.py to construct VAU inner HTTP requests. The...

USN-8641-1: .NET vulnerabilities

Miha Zupan discovered that .NET did not properly interpret certain HTTP requests. An attacker could possibly use this issue to perform request smuggling and bypass a security feature. CVE-2026-62899 Ivan Demchuk discovered that .NET did not properly handle the removal of sensitive information...

GLSA-202608-16 : nginx: Multiple Vulnerabilities

The remote host is affected by the vulnerability described in GLSA-202608-16 nginx: Multiple Vulnerabilities Multiple vulnerabilities have been discovered in nginx. Please review the CVE identifiers referenced below for details. Tenable has extracted the preceding description block directly from...

.NET: .NET Core: .NET Security Feature Bypass Vulnerability

Inconsistent interpretation of http requests 'http request/response smuggling' in .NET allows an unauthorized attacker to bypass a security feature over a network...

.NET: .NET Core: .NET Security Feature Bypass Vulnerability

Inconsistent interpretation of http requests 'http request/response smuggling' in .NET allows an unauthorized attacker to bypass a security feature over a network...

GHSA-6364-X4QJ-7W59 vulnerabilities

Vulnerabilities for packages: nginx-mainline, nginx-stable...

GHSA-FM65-XRRR-C358 vulnerabilities

Vulnerabilities for packages: nginx-mainline, nginx-stable...

CVE-2026-28755 vulnerabilities

Vulnerabilities for packages: nginx-mainline, nginx-stable...

GHSA-X88Q-X2R7-VG3G vulnerabilities

Vulnerabilities for packages: nginx-mainline, nginx-stable...

nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests

A flaw in nghttp2's nghttpx proxy allows a remote attacker to perform HTTP request smuggling and cross-client response-queue poisoning. This occurs because the proxy ambiguously forwards HTTP/1.1 Upgrade requests that contain a Content-Length header to reusable keep-alive backend connections...

BIT-DOTNET-SDK-2026-62899 .NET Security Feature Bypass Vulnerability

Inconsistent interpretation of http requests 'http request/response smuggling' in .NET allows an unauthorized attacker to bypass a security feature over a network...

nginx: Multiple Vulnerabilities

Background nginx is a robust, small, and high performance HTTP and reverse proxy server. Description Multiple vulnerabilities have been discovered in nginx. Please review the CVE identifiers referenced below for details. Impact Please review the referenced CVE identifiers for details. Workaround...

CVE-2026-73051

actix-http versions before 3.12.1 contain an HTTP request smuggling vulnerability in the HTTP/1.1 parser that accepts requests with both Content-Length and Transfer-Encoding: chunked headers. Unauthenticated remote attackers can exploit this through a front-end intermediary to desynchronize backe...

UBUNTU-CVE-2026-73051

actix-http versions before 3.12.1 contain an HTTP request smuggling vulnerability in the HTTP/1.1 parser that accepts requests with both Content-Length and Transfer-Encoding: chunked headers. Unauthenticated remote attackers can exploit this through a front-end intermediary to desynchronize backe...

nghttp2 security update

An update is available for nghttp2. This update affects Rocky Linux 10. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list libnghttp2 is a library implementing the Hypertext Transfer Protocol version...

nghttp2 security update

An update is available for nghttp2. 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 from the CVE list libnghttp2 is a library implementing the Hypertext Transfer Protocol version ...

RLSA-2026:54662 Moderate: nghttp2 security update

libnghttp2 is a library implementing the Hypertext Transfer Protocol version 2 HTTP/2 protocol in C. Security Fixes: nghttp2: nghttp2: HTTP Request/Response Smuggling and Response-Queue Poisoning via ambiguous HTTP/1.1 Upgrade requests CVE-2026-58055 For more details about the security issues,...

EUVD-2026-58619

actix-http versions before 3.12.1 contain an HTTP request smuggling vulnerability in the HTTP/1.1 parser that accepts requests with both Content-Length and Transfer-Encoding: chunked headers. Unauthenticated remote attackers can exploit this through a front-end intermediary to desynchronize backe...