CVE-2026-43968

A flaw was found in cowlib. An Improper Neutralization of CRLF Sequences Carriage Return Line Feed Injection vulnerability allows a remote attacker to inject bare carriage return characters into Server-Sent Events SSE fields. This enables event splitting and injection of arbitrary event types and...

dovecot: denial of service via specially crafted NOOP command

A flaw was found in dovecot. An unauthenticated and remote attacker can send a specially crafted "NOOP" command containing numerous open and close parentheses without a command-ending line feed, causing the server to allocate an excessive amount of memory, resulting in a denial of service...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: git-lfs (UTSA-2026-021307)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021307 advisory. The net/http package improperly accepts a bare LF as a line terminator in chunked data chunk-size lines. This can permit request smuggling if a net/http server is us...

CVE-2026-42586

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, the Netty Redis codec encoder RedisEncoder writes user-controlled string content directly to the network output buffer without validating or sanitizing CRLF \r\n characters. Since the...

CVE-2026-42586 Netty: CRLF Injection in Netty Redis Codec Encoder

Netty is an asynchronous, event-driven network application framework. Prior to 4.2.13.Final and 4.1.133.Final, the Netty Redis codec encoder RedisEncoder writes user-controlled string content directly to the network output buffer without validating or sanitizing CRLF \r\n characters. Since the...

httpd: HTTP response splitting forwarding malicious status line

A flaw was found in httpd. When processing responses from an untrusted or compromised backend server, multiple modules fail to sanitize Carriage Return and Line Feed CRLF sequences in the HTTP status line. This issue leads to an HTTP response splitting attack...

Netty 注入漏洞

Netty is a non-blocking I/O client-server framework developed by the Netty community. It is primarily used for developing Java network applications, such as protocol servers and clients. Versions of Netty prior to 4.2.13.Final and 4.1.133.Final contained an injection vulnerability. This...

CVE-2026-35504 Subnet Solutions PowerSYSTEM Center CRLF injection

PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication...

CVE-2026-33523

A flaw was found in httpd. When processing responses from an untrusted or compromised backend server, multiple modules fail to sanitize Carriage Return and Line Feed CRLF sequences in the HTTP status line. This issue leads to an HTTP response splitting attack. Mitigation To mitigate this issue,...

CVE-2026-42257

A flaw was found in Net::IMAP before 0.4.24, 0.5.14, and 0.6.4. Several commands accept raw string arguments sent to the server without validation or escaping; if derived from user-controlled input, CRLF sequences allow injection of arbitrary IMAP commands...

Subnet Solutions PowerSYSTEM Center

ADVISORY SUMMARY Successful exploitation of these vulnerabilities could allow an authenticated attacker to expose sensitive information or cause a CRLF injection. 2. RECOMMENDED PRACTICES CISA recommends users take defensive measures to minimize the risk of exploitation of these vulnerabilities...

EUVD-2026-29344

HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the Host: header, and HTTP/1.1 control data field values. An attacker who controls one ...

PT-2026-40431

PowerSYSTEM Center email notification service is affected by a CRLF injection vulnerability when using SMTPS communication...

Subnet Solutions PowerSYSTEM Center 注入漏洞

Subnet Solutions PowerSYSTEM Center is a power solution offered by Subnet Solutions Corporation. The Subnet Solutions PowerSYSTEM Center has an injection vulnerability, which stems from CRLF injections during SMTPS communication...

The vulnerability in the web interface of the Cisco IOx application management platform for the Cisco IOS XE operating system allows a perpetrator to manipulate data.

The vulnerability in the web interface of the Cisco IOx application management platform for the Cisco IOS XE operating system is related to the failure to eliminate CRLF sequences. Exploiting this vulnerability allows a remote attacker to manipulate data...

EUVD-2026-29193

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows HTTP request splitting and cookie smuggling via unvalidated cookie name and value fields. cowcookie:cookie/1 in cowlib builds a client-side Cookie: request header from a list of name-value pairs...

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

HTTP::Tiny versions before 0.093 for Perl do not validate CRLF in HTTP request lines or control field header values. The unvalidated inputs are the method and URI in the request line, the URL host that becomes the Host: header, and HTTP/1.1 control data field values. An attacker who controls one ...

CVE-2026-43968 CR Injection in SSE Encoder Enables Event Splitting via cow_sse:event/1

Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows SSE event splitting and injection via unvalidated field values. cowsse:event/1 in cowlib guards the id and event fields against \n but not against bare \r, and the internal prefixlines/2 function...

EEF-CVE-2026-43969 Cookie Request Header Injection via Unvalidated Encoder in cow_cookie:cookie/1

Summary Improper Neutralization of CRLF Sequences 'CRLF Injection' vulnerability in ninenines cowlib allows HTTP request splitting and cookie smuggling via unvalidated cookie name and value fields. cowcookie:cookie/1 in cowlib builds a client-side Cookie: request header from a list of name-value...

PT-2026-39726

Name of the Vulnerable Software and Affected Versions cowlib versions 2.6.0 and later Description Improper Neutralization of CRLF Sequences CRLF Injection allows SSE event splitting and injection through unvalidated field values. The cow sse:event/1 function guards the id and event fields against...