CVE-2026-27654: Heap-based Buffer Overflow

NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpdavmodule module that might allow an attacker to trigger a buffer overflow to the NGINX worker process; this vulnerability may result in termination of the NGINX worker process or modification of source or destination file names...

PT-2026-27431

Name of the Vulnerable Software and Affected Versions NGINX Open Source affected versions not specified Description The 32-bit implementation of NGINX Open Source contains an issue within the ngx http mp4 module module. This can allow an attacker to read from or write to NGINX worker memory,...

nginx:1.24 security update

1.24.0-2.0.1 - Remove Red Hat references Orabug: 29498217 1:1.24.0-2 - Resolves: RHEL-146517 - nginx:1.24/nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 1:1.24.0-1 - Resolves: RHEL-14714 - add nginx:1.24 to RHEL 8.10 1:1.22.1-2 - Resolves:...

CVE-2026-32647: Out-of-bounds Read

NGINX Open Source and NGINX Plus have a vulnerability in the ngxhttpmp4module module, which might allow an attacker to trigger a buffer over-read or over-write to the NGINX worker memory resulting in its termination or possibly code execution, using a specially crafted MP4 file. This issue affect...

CVE-2026-28755: Incorrect Authorization

NGINX Plus and NGINX Open Source have a vulnerability in the ngxstreamsslmodule module due to the improper handling of revoked certificates when configured with the sslverifyclient on and sslocsp on directives, allowing the TLS handshake to succeed even after an OCSP check identifies the...

CVE-2026-27784: Integer Overflow or Wraparound

The 32-bit implementation of NGINX Open Source has a vulnerability in the ngxhttpmp4module module, which might allow an attacker to over-read or over-write NGINX worker memory resulting in its termination, using a specially crafted MP4 file. The issue only affects 32-bit NGINX Open Source if it i...

CVE-2026-28753: Improper Neutralization of CRLF Sequences

NGINX Plus and NGINX Open Source have a vulnerability in the ngxmailsmtpmodule module due to the improper handling of CRLF sequences in DNS responses. This allows an attacker-controlled DNS server to inject arbitrary headers into SMTP upstream requests, leading to potential request manipulation...

ALSA-2026:5599 Moderate: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 For more details about the security issues,...

Linux Distros Unpatched Vulnerability : CVE-2026-27651

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue ma...

CVE-2026-27651: NULL Pointer Dereference

When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause worker processes to terminate. This issue may occur when 1 CRAM-MD5 or APOP authentication is enabled, and 2 the authentication server permits retry by returning the Auth-Wait...

PT-2026-27429

Name of the Vulnerable Software and Affected Versions NGINX Open Source affected versions not specified NGINX Plus affected versions not specified Description When the ngx mail auth http module module is enabled, certain undisclosed requests can lead to the termination of worker processes. This...

PT-2026-27433

Name of the Vulnerable Software and Affected Versions NGINX Plus affected versions not specified NGINX Open Source affected versions not specified Description The ngx stream ssl module module contains an issue with the improper handling of revoked certificates. When configured with the ssl verify...

PT-2026-27432

Name of the Vulnerable Software and Affected Versions NGINX Plus and NGINX Open Source affected versions not specified Description The software contains a flaw in the ngx mail smtp module module related to how it processes Carriage Return Line Feed CRLF sequences within DNS responses. An attacker...

ALSA-2026:5581 Moderate: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 For more details about the security issues,...

Moderate: nginx security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 For more details about the security issues,...

Moderate: nginx:1.24 security update

nginx is a web and proxy server supporting HTTP and other protocols, with a focus on high concurrency, performance, and low memory usage. Security Fixes: nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 For more details about the security issues,...

F5 NGINX Plus and F5 NGINX Open Source have injection vulnerabilities

F5 NGINX Plus and F5 NGINX Open Source are both products of the American company F5. F5 NGINX Plus is a software-based application delivery platform. F5 NGINX Open Source is a high-performance web server, reverse proxy server, load balancer, and API gateway. Both F5 NGINX Plus and F5 NGINX Open...

Oracle Linux 8 : nginx:1.24 (ELSA-2026-5581)

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-5581 advisory. - Resolves: RHEL-146517 - nginx:1.24/nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections CVE-2026-1642 - Resolves: RHEL-12728 -...

GO-2026-4796 ingress-nginx comment-based nginx configuration injection in k8s.io/ingress-nginx

ingress-nginx comment-based nginx configuration injection in k8s.io/ingress-nginx...

Security Bulletin: Security vulnerability in nginx affects IBM Robotic Process Automation for Cloud Pak

Summary A security vulnerability in nginx affects IBM Robotic Process Automation for Cloud Pak. Nginx is used by IBM Robotic Process Automation for Cloud Pak as part of its deployment. This bulletin identifies the fixes required to resolve the vulnerabilities. Vulnerability Details...