CVE-2026-28753

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...

CVE-2026-32647 NGINX ngx_http_mp4_module vulnerability

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-2026-27784

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-2026-27784

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-2026-27784

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-2026-27784

The CVE-2026-27784 issue affects 32-bit builds of NGINX Open Source that are compiled with the ngx_http_mp4_module and configured to use the mp4 directive. The vulnerability arises in the 32-bit implementation of NGINX Open Source when processing a specially crafted MP4 file via the ngx_http_mp4_...

K000160336: Out-of-band Security Notification (March 24, 2026)

Security Advisory Description On March 24, 2026, F5 announced the following security issues. This document is intended to serve as an overview of these vulnerabilities to help determine the impact to your F5 devices. You can find the details of each issue in the associated articles. High CVEs...

K000160364: NGINX ngx_http_mp4_module vulnerability CVE-2026-27784

Security Advisory Description 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...

F5 NGINX Plus和F5 NGINX Open Source 安全漏洞

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...

F5 NGINX Plus和F5 NGINX Open Source 注入漏洞

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...

F5 NGINX Plus和F5 NGINX Open Source 代码问题漏洞

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...

F5 NGINX Plus和F5 NGINX Open Source 安全漏洞

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...

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...

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...

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,...

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...

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...

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-2026-28753: 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...

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...