NGINX: NGINX Plus: NGINX Open Source: NGINX Plus and NGINX Open Source: Request manipulation via header injection in SMTP upstream requests

A flaw was found in NGINX Plus and NGINX Open Source, specifically within the ngxmailsmtpmodule. This vulnerability allows an attacker-controlled DNS Domain Name System server to inject arbitrary headers into SMTP Simple Mail Transfer Protocol upstream requests. This is due to the improper handli...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

nginx: NGINX ngx_mail_smtp_module vulnerability

A memory access flaw has been discovered in nginx. The ngxmailsmtpmodule might allow an unauthenticated attacker to over-read NGINX SMTP authentication process memory. As a result, the server side may leak arbitrary bytes sent in a request to the authentication server. This issue occurs during th...

NGINX: NGINX: Certificate revocation bypass when OCSP is enabled

A flaw was found in NGINX, specifically within its ngxstreamsslmodule. When NGINX is configured to verify client certificates and use the Online Certificate Status Protocol OCSP for revocation checks, it fails to properly enforce the revocation status. This allows a Transport Layer Security TLS...

Actively Exploited nginx-ui Flaw (CVE-2026-33032) Enables Full Nginx Server Takeover

A recently disclosed critical security flaw impacting nginx-ui, an open-source, web-based Nginx management tool, has come under active exploitation in the wild. The vulnerability in question is CVE-2026-33032 CVSS score: 9.8, an authentication bypass vulnerability that enables threat actors to...

Decidim's comments API allows access to all commentable resources

Impact The root level commentable field in the API allows access to all commentable resources within the platform, without any permission checks. All Decidim instances are impacted that have not secured the /api endpoint. The /api endpoint is publicly available with the default configuration...

Photon OS 4.0: Nginx PHSA-2026-4.0-0994

An update of the nginx package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-4.0-0994. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Photon OS 5.0: Nginx PHSA-2026-5.0-0811

An update of the nginx package has been released. %NASLMINLEVEL 80900 C Tenable, Inc. The descriptive text and package checks in this plugin were extracted from VMware Security Advisory PHSA-2026-5.0-0811. The text itself is copyright C VMware, Inc. include'compat.inc'; if description...

Amazon Linux 2 : nginx, --advisory ALAS2NGINX1-2026-011 (ALASNGINX1-2026-011)

The version of nginx installed on the remote host is prior to 1.28.3-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2NGINX1-2026-011 advisory. When the ngxmailauthhttpmodule module is enabled on NGINX Plus or NGINX Open Source, undisclosed requests can cause...

MiracleLinux 9 : nginx:1.24 (AXSA:2026-433:01)

The remote MiracleLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2026-433:01 advisory. nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files CVE-2026-32647 NGINX: NGINX: Denial of Service or file modification...

ROOT-OS-DEBIAN-12-CVE-2026-27651 CVE-2026-27651 in rootio-nginx - Patched by Root

Root has patched CVE-2026-27651 in the rootio-nginx package for Root:Debian:12. Multiple fixed versions available...

ROOT-OS-DEBIAN-12-CVE-2026-27654 CVE-2026-27654 in rootio-nginx - Patched by Root

Root has patched CVE-2026-27654 in the rootio-nginx package for Root:Debian:12. Multiple fixed versions available...

Amazon Linux 2023 : nginx, nginx-all-modules, nginx-core (ALAS2023-2026-1540)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1540 advisory. 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...

Oracle Linux 9 : nginx:1.26 (ELSA-2026-7343)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-7343 advisory. - Resolves: RHEL-157887 - CVE-2026-32647 nginx:1.26/nginx: NGINX: Denial of Service or Code Execution via specially crafted MP4 files - Resolves:...

VulnCheck KEV: CVE-2026-33032

Nginx UI is a web user interface for the Nginx web server. In versions 2.3.5 and prior, the nginx-ui MCP Model Context Protocol integration exposes two HTTP endpoints: /mcp and /mcpmessage. While /mcp requires both IP whitelisting and authentication AuthRequired middleware, the /mcpmessage endpoi...

GHSA-FV83-X2XW-2J55 vulnerabilities

Vulnerabilities for packages: rabbitmq-messaging-topology-operator, clickhouse-operator, sftpgo-plugin-eventsearch, supercronic, temporal, victoriametrics, dbmate, goreleaser, osv-scanner, grafana-operator, aws-load-balancer-controller, stakater-reloader, flux-image-reflector-controller, go,...

RHSA-2026:7343 Red Hat Security Advisory: nginx:1.26 security update

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EUVD-2026-21294

wolfSSLX509verifycert in the OpenSSL compatibility layer accepts a certificate chain in which the leaf's signature is not checked, if the attacker supplies an untrusted intermediate with Basic Constraints CA:FALSE that is legitimately signed by a trusted root. An attacker who obtains any leaf...

CVE-2026-5501

wolfSSLX509verifycert in the OpenSSL compatibility layer accepts a certificate chain in which the leaf's signature is not checked, if the attacker supplies an untrusted intermediate with Basic Constraints CA:FALSE that is legitimately signed by a trusted root. An attacker who obtains any leaf...

nginx:1.26 security update

An update is available for module.nginx, nginx. 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 nginx is a web and proxy server supporting HTTP and other...