BIT-NGINX-2026-56434 NGINX ngx_http_ssi_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

USN-8563-1: nginx vulnerabilities

It was discovered that nginx incorrectly handled certain map directives using regex matching and capture variables. A remote attacker could use this issue to cause nginx to crash, resulting in a denial of service, or possibly execute arbitrary code. CVE-2026-42533 It was discovered that nginx had...

SUSE CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

CVE-2026-56434 NGINX ngx_http_ssi_module vulnerability

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

CVE-2026-56434

NGINX Plus and NGINX Open Source have a vulnerability in the ngxhttpssimodule module. This vulnerability may exist when the Server-Side Includes SSI, proxypass, and proxybuffering off directives are configured. With this configuration, an unauthenticated attacker with man-in-the-middle MITM abili...

PT-2026-60184

Name of the Vulnerable Software and Affected Versions NGINX Plus affected versions not specified NGINX Open Source affected versions not specified Description A use-after-free issue exists in the ngx http ssi module module. This occurs when Server-Side Includes SSI, proxy pass, and proxy bufferin...

CVE-2026-42934

A flaw was found in the ngxhttpcharsetmodule module of NGINX. When charset, sourcecharset, charsetmap and proxypass with disabled buffering "off" directives are configured, an unauthenticated attacker can send crafted requests and cause a heap-based buffer over-read in the worker process, resulti...

Versity panic induced by AWS chunked data sent to port

Sending AWS chunk data with no Content-Length HTTP header causes the panic, every time. Reproduction Setup versity server running on port 7071, no SSL for ease of packet tracing with tshark. Problem can be reproduced with or without SSL on the versity end. Use nginx to reverse proxy on port 7070...

GSD-2022-1000285 Unsafe default configuration values in Nginx version all version

INFORMATIONAL In Nginx, all versions, a number of unsafe default configuration values exists in the web server that can be attacked via the network resulting in disclosure of information and availability. These include but are not limited to: 1. Not enough file descriptors per worker 2. The...