CVE-2026-1527 undici is vulnerable to CRLF Injection via upgrade option

ImpactWhen an application passes user-controlled input to the upgrade option of client.request, an attacker can inject CRLF sequences \r\n to: Inject arbitrary HTTP headers Terminate the HTTP request prematurely and smuggle raw data to non-HTTP services Redis, Memcached, Elasticsearch The...

CVE-2026-1527

Undici (Node.js HTTP client) is vulnerable to a CRLF injection via the upgrade option in client.request() when user-controlled input is passed to the upgrade value. The root cause is that the upgrade value is written directly to the socket without validating header characters, allowing an attacke...

CVE-2026-1527

ImpactWhen an application passes user-controlled input to the upgrade option of client.request, an attacker can inject CRLF sequences \r\n to: Inject arbitrary HTTP headers Terminate the HTTP request prematurely and smuggle raw data to non-HTTP services Redis, Memcached, Elasticsearch The...

CVE-2026-3234

A flaw was found in modproxycluster. This vulnerability, a Carriage Return Line Feed CRLF injection in the decodeenc function, allows a remote attacker to bypass input validation. By injecting CRLF sequences into the cluster configuration, an attacker can corrupt the response body of INFO endpoin...

CVE-2026-3234

CVE-2026-3234 affects mod_proxy_cluster. A CRLF injection in the decodeenc() function allows a remote attacker to bypass input validation and corrupt the INFO endpoint responses by injecting CRLF sequences into the cluster configuration. Exploitation requires network access to the MCMP protocol p...

CVE-2026-3234 Mod_proxy_cluster: mod_proxy_cluster: response body corruption via crlf injection

A flaw was found in modproxycluster. This vulnerability, a Carriage Return Line Feed CRLF injection in the decodeenc function, allows a remote attacker to bypass input validation. By injecting CRLF sequences into the cluster configuration, an attacker can corrupt the response body of INFO endpoin...

PT-2026-24940

A flaw was found in mod proxy cluster. This vulnerability, a Carriage Return Line Feed CRLF injection in the decodeenc function, allows a remote attacker to bypass input validation. By injecting CRLF sequences into the cluster configuration, an attacker can corrupt the response body of INFO...

CVE-2026-3848 Improper Neutralization of CRLF Sequences ('CRLF Injection') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input...

CVE-2026-3848

CVE-2026-3848 affects GitLab CE/EE, versions 8.11–18.7.5, 18.8.0–18.8.5, and 18.9.0–18.9.1; all are fixed in 18.7.6, 18.8.6, and 18.9.2. The root cause is improper input validation in the import functionality that could allow an authenticated user to trigger unintended internal requests via proxy...

CVE-2026-3848 Improper Neutralization of CRLF Sequences ('CRLF Injection') in GitLab

GitLab has remediated an issue in GitLab CE/EE affecting all versions from 8.11 before 18.7.6, 18.8 before 18.8.6, and 18.9 before 18.9.2 that could have allowed an authenticated user to make unintended internal requests through proxy environments under certain conditions due to improper input...

CVE-2026-32063

OpenClaw version 2026.2.19-2 prior to 2026.2.21 contains a command injection vulnerability in systemd unit file generation where attacker-controlled environment values are not validated for CR/LF characters, allowing newline injection to break out of Environment= lines and inject arbitrary system...

CVE-2026-30227 MimeKit: CRLF Injection in Quoted Local-Part Enables SMTP Command Injection and Email Forgery

MimeKit is a C library which may be used for the creation and parsing of messages using the Multipurpose Internet Mail Extension MIME, as defined by numerous IETF specifications. Prior to version 4.15.1, a CRLF injection vulnerability in MimeKit allows an attacker to embed \r\n into the SMTP...

CVE-2026-30227 MimeKit: CRLF Injection in Quoted Local-Part Enables SMTP Command Injection and Email Forgery

MimeKit is a C library which may be used for the creation and parsing of messages using the Multipurpose Internet Mail Extension MIME, as defined by numerous IETF specifications. Prior to version 4.15.1, a CRLF injection vulnerability in MimeKit allows an attacker to embed \r\n into the SMTP...

CVE-2026-30227

MimeKit prior to 4.15.1 contains a CRLF injection vulnerability in the SMTP envelope local-part when it is a quoted-string, allowing injection of \r\n into mailbox addresses via MailboxAddress . This can lead to SMTP command injection (e.g., extra RCPT TO/DATA/RSET) and potentially header injecti...

CVE-2026-30227

MimeKit is a C library which may be used for the creation and parsing of messages using the Multipurpose Internet Mail Extension MIME, as defined by numerous IETF specifications. Prior to version 4.15.1, a CRLF injection vulnerability in MimeKit allows an attacker to embed \r\n into the SMTP...

NewStart CGSL MAIN 6.06 (SP) : ruby Multiple Vulnerabilities (NS-SA-2026-0023)

The remote NewStart CGSL host, running version MAIN 6.06 SP, has ruby packages installed that are affected by multiple vulnerabilities: - CRLF injection vulnerability in Ruby on Rails before 2.0.5 allows remote attackers to inject arbitrary HTTP headers and conduct HTTP response splitting attacks...

CRLF Injection

Overview MimeKitLite is a C library which may be used for the creation and parsing of messages using the Multipurpose Internet Mail Extension MIME, as defined by numerous IETF specifications. Affected versions of this package are vulnerable to CRLF Injection due to the InternetAddress not rejecti...

CRLF Injection

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to CRLF Injection via the writeSSE function when untrusted input containing carriage return or newline characters is passed to the event, id, or retry fields. An attacker can inject addition...

CRLF Injection

Overview hono is an Ultrafast web framework for the Edges Affected versions of this package are vulnerable to CRLF Injection via the setCookie utility. An attacker can inject unauthorized cookie attributes by supplying specially crafted input containing semicolons, carriage returns, or newline...

PT-2026-23616

Name of the Vulnerable Software and Affected Versions MimeKit versions prior to 4.15.1 MailKit versions prior to 4.15.1 Description A CRLF injection flaw exists in MimeKit and MailKit when handling SMTP envelope addresses. Specifically, when the local-part of an address is a quoted-string, the...