CVE-2026-63385 Libevent: HTTP header handling bugs create risk of access control bypass.

Libevent is an event notification library. Prior to 2.1.13 and 2.2.2-alpha, libevent has two HTTP parsing weaknesses in http.c. evhttpdecodeuriinternal decodes percent-encoded %00 bytes into literal NUL characters, which can cause downstream C string operations to truncate a path and bypass...

CVE-2026-73258 Mongoose: Multipart boundary/header scan logic error in mg_http_next_multipart

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

EUVD-2026-63495

Mongoose is an embedded web server and network library. Prior to 7.22, a remote attacker can place a lone carriage return or line feed in multipart input processed by mghttpnextmultipart in src/http.c. The loops comparing sb and sb + 1, and sh2 and sh2 + 1, use an incorrect AND condition and stop...

CVE-2026-65636 YAML injection via unescaped newlines in ymlr document comments

Improper Neutralization of CRLF Sequences vulnerability in ufirstgroup ymlr Elixir.Ymlr module allows attackers to inject arbitrary content into generated YAML documents through document comments. Ymlr.document!/2 interpolates each caller-supplied comment string into the output behind a single...

CVE-2026-14522

CVE-2026-14522 affects IBM App Connect Enterprise versions 13.0.1.0–13.0.7.2 and 12.0.1.0–12.0.12.27. The issue stems from improper neutralization of CRLF characters, enabling a remote attacker to execute arbitrary commands. Impact is high: remote code execution with CPU/network access and no use...

Linux Distros Unpatched Vulnerability : CVE-2026-43966

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Request/Response Splitting' vulnerability in ninenines cowlib allows HTTP response splitting via...

CVE-2026-48596

Improper Neutralization of CRLF Sequences in HTTP Headers 'HTTP Request/Response Splitting' vulnerability in elixir-tesla tesla allows HTTP header injection via Tesla.Multipart.addcontenttypeparam/2. Tesla.Multipart.addcontenttypeparam/2 appends caller-supplied strings to the multipart...

MGASA-2026-0140 Updated perl-HTTP-Tiny packages fix security vulnerability

HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. CVE-2026-7010...

ROS-20260512-73-0007

A vulnerability in the Incus container management system and virtual machine manager is related to failure to take measures to neutralize CRLF sequences. Exploitation of the vulnerability could allow an attacker acting remotely to execute arbitrary commands...

ROS-20260505-73-0045

A vulnerability in the urllib.request.DataHandler component of the Python programming language interpreter is related to the failure to take measures to neutralize CRLF sequences. Exploitation of the vulnerability may allow a remote attacker to affect the integrity of protected information...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: nginx (UTSA-2026-014274)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-014274 advisory. 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...

nginx 0.6.27 < 1.28.3 / 1.29.x < 1.29.7 SMTP Upstream Injection

The installed version of nginx is 0.6.27 prior to 1.28.3, or 1.29.x prior to 1.29.7. It is, therefore, affected by the following issue: - 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...

HTTP Response Splitting

Overview Affected versions of this package are vulnerable to HTTP Response Splitting via the MailAddressParser.TryParseAddress function due to improper neutralisation of CRLF sequences. An attacker can impersonate another user or entity by sending specially crafted data over the network...

SUSE 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...

EUVD-2026-14885

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...

DEBIAN-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-2026-28753 NGINX ngx_mail_proxy_module vulnerability

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-2026-28753

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...

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...

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...