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...

CVE-2026-30851

CVE-2026-30851 (Caddy) affects Caddy server up to version 2.11.2. The issue is in forward_auth copy_headers, which fails to strip client-supplied headers, enabling identity injection and privilege escalation. This vulnerability is grounded in the component/behavior described across multiple sourc...

CVE-2026-30852

Caddy is an extensible server platform that uses TLS by default. From version 2.7.5 to before version 2.11.2, the varsregexp matcher in vars.go:337 double-expands user-controlled input through the Caddy replacer. When varsregexp matches against a placeholder like http.request.header.X-Input, the...

PT-2026-29608

Name of the Vulnerable Software and Affected Versions AIOHTTP versions prior to 3.13.4 Description AIOHTTP is an asynchronous HTTP client/server framework for asyncio and Python. An attacker controlling the reason parameter when creating a Response may inject extra headers or similar exploits. Th...

Header Injection

Overview Affected versions of this package are vulnerable to Header Injection in the varsregexp matcher. An attacker can access sensitive environment variables, file contents, or system information by injecting specially crafted placeholders such as env. or file. into HTTP request headers, which...

Header Injection

Overview Affected versions of this package are vulnerable to Header Injection in the varsregexp matcher. An attacker can access sensitive environment variables, file contents, or system information by injecting specially crafted placeholders such as env. or file. into HTTP request headers, which...

Header Injection

Overview Affected versions of this package are vulnerable to Header Injection in the parseCaddyfile function. An attacker can inject arbitrary values into trusted identity headers by supplying crafted HTTP headers when authenticated with a valid token, leading to unauthorized privilege escalation...

GHSA-7R4P-VJF4-GXV4 Caddy forward_auth copy_headers Does Not Strip Client-Supplied Headers, Allowing Identity Injection and Privilege Escalation

Summary Caddy's forwardauth directive with copyheaders generates conditional header-set operations that only fire when the upstream auth service includes the named header in its response. No delete or remove operation is generated for the original client-supplied request header with the same name...

Header Injection

Overview Affected versions of this package are vulnerable to Header Injection in the parseCaddyfile function. An attacker can inject arbitrary values into trusted identity headers by supplying crafted HTTP headers when authenticated with a valid token, leading to unauthorized privilege escalation...

Caddy forward_auth copy_headers Does Not Strip Client-Supplied Headers, Allowing Identity Injection and Privilege Escalation

Summary Caddy's forwardauth directive with copyheaders generates conditional header-set operations that only fire when the upstream auth service includes the named header in its response. No delete or remove operation is generated for the original client-supplied request header with the same name...

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...

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 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...

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

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-2026-28681 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...