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...

CRLF Injection

Overview Affected versions of this package are vulnerable to CRLF Injection via improper input sanitization in the soupmessageheaderssetcontenttype function. An attacker can inject arbitrary HTTP headers and manipulate responses by supplying specially crafted values to the Content-Type header...

Improper Validation of Syntactic Correctness of Input

Overview Affected versions of this package are vulnerable to Improper Validation of Syntactic Correctness of Input via inadequate validation of hostnames in the libsoup client. An attacker can inject malicious HTTP headers by supplying specially crafted URLs, potentially enabling HTTP smuggling o...

CVE-2026-28681 IRRd: web UI host header injection allows password reset poisoning via attacker-controlled email links

Internet Routing Registry daemon version 4 is an IRR database server, processing IRR objects in the RPSL format. From version 4.4.0 to before version 4.4.5 and from version 4.5.0 to before version 4.5.1, an attacker can manipulate the HTTP Host header on a password reset or account creation...

CVE-2026-28681 IRRd: web UI host header injection allows password reset poisoning via attacker-controlled email links

Internet Routing Registry daemon version 4 is an IRR database server, processing IRR objects in the RPSL format. From version 4.4.0 to before version 4.4.5 and from version 4.5.0 to before version 4.5.1, an attacker can manipulate the HTTP Host header on a password reset or account creation...

CVE-2026-28681

CVE-2026-28681 affects Internet Routing Registry daemon (IRRd) versions 4.4.0–4.4.5 and 4.5.0–4.5.1. The flaw is a host header injection in web UI password reset/account creation flows: an attacker can manipulate the HTTP Host header, causing the confirmation link in the email to point to an atta...

CVE-2026-29046 TinyWeb: HTTP Header Control Character Injection into CGI Environment

TinyWeb is a web server HTTP, HTTPS written in Delphi for Win32. Prior to version 2.04, TinyWeb accepts request header values and later maps them into CGI environment variables HTTP. The parser did not strictly reject dangerous control characters in header lines and header values, including CR, L...

Medium: python

Issue Overview: When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized. CVE-2025-11468 User-controlled...

Medium: python3

Issue Overview: When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized. CVE-2025-11468 User-controlled...

CVE-2026-30227: Improper Neutralization of CRLF Sequences

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...

MimeKit 注入漏洞

MimeKit is a C library developed by Jeffrey Stedfast for creating and parsing MIME messages. Versions of MimeKit prior to 4.15.1 had a injection vulnerability, which stemmed from CRLF injections in the local part of SMTP envelope addresses. This vulnerability could lead to SMTP command injections...

Amazon Linux 2023 : python3.11, python3.11-devel, python3.11-idle (ALAS2023-2026-1447)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1447 advisory. When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email message...

Amazon Linux 2023 : libsoup3, libsoup3-devel (ALAS2023-2026-1460)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-1460 advisory. A flaw was found in libsoup. An attacker who can control the input for the Content-Disposition header can inject CRLF Carriage Return Line Feed sequences into the header value. These sequences...

Amazon Linux 2 : python3, --advisory ALAS2-2026-3184 (ALAS-2026-3184)

The version of python3 installed on the remote host is prior to 3.7.16-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3184 advisory. When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be...

EUVD-2025-208327

A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing the HTTP Host header...

HTTP Header Injection

Overview @perfood/couch-auth is an Easy and secure authentication for CouchDB/Cloudant. Based on SuperLogin, updated and rewritten in Typescript. Affected versions of this package are vulnerable to HTTP Header Injection via the mailer component. An attacker can gain unauthorized access to reset...

GHSA-QW8V-34WW-6Q9P @perfood/couch-auth has a host header injection vulnerability

A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing the HTTP Host header...

CVE-2025-70948

A host header injection vulnerability in the mailer component of @perfood/couch-auth v0.26.0 allows attackers to obtain reset tokens and execute an account takeover via spoofing the HTTP Host header...

Medium: python3.11

Issue Overview: When folding a long comment in an email header containing exclusively unfoldable characters, the parenthesis would not be preserved. This could be used for injecting headers into email messages where addresses are user-controlled and not sanitized. CVE-2025-11468 User-controlled...

CouchAuth 安全漏洞

CouchAuth is an authentication API developed by Perfood. Version 0.26.0 of CouchAuth contains a security vulnerability. This vulnerability stems from a potential host header injection in the email component, which could lead to the acquisition of reset tokens and account takeover attacks...