[SECURITY] Fedora 43 Update: exim-4.99.2-1.fc43

Exim is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the GNU General Public Licence. In style it is similar to Smail 3, but its facilities are more general. There is a great deal ...

[SECURITY] Fedora 44 Update: exim-4.99.2-1.fc44

Exim is a message transfer agent MTA developed at the University of Cambridge for use on Unix systems connected to the Internet. It is freely available under the terms of the GNU General Public Licence. In style it is similar to Smail 3, but its facilities are more general. There is a great deal ...

DEBIAN-CVE-2026-42257

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, several Net::IMAP commands accept a raw string argument that is sent to the server without validation or escaping. If this string is derived from user-controlled...

DEBIAN-CVE-2026-42246

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.3.10, 0.4.24, 0.5.14, and 0.6.4, a man-in-the-middle attacker can cause Net::IMAPstarttls to return "successfully", without starting TLS. This issue has been patched in versions 0.3.10,...

DEBIAN-CVE-2026-42245

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, Net::IMAP::ResponseReader has quadratic time complexity when reading large responses containing many string literals. A hostile server can send responses which are...

CVE-2026-42256

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. From versions 0.4.0 to before 0.4.24, 0.5.0 to before 0.5.14, and 0.6.0 to before 0.6.4, when authenticating a connection with SCRAM-SHA1 or SCRAM-SHA256, a hostile server can perform a computational...

EUVD-2026-28927

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.4.24, 0.5.14, and 0.6.4, symbol arguments to commands are vulnerable to a CRLF Injection / IMAP Command injection via Symbol arguments passed to IMAP commands. This issue has been patched ...

OESA-2026-2209 postfix security update

Postfix is a Mail Transport Agent MTA. Security Fixes: Postfix before 3.8.16, 3.9 before 3.9.10, and 3.10 before 3.10.9 sometimes allows a buffer over-read and process crash via an enhanced status code that lacks text after the third number.CVE-2026-43964...

Improper Certificate Validation

CKAN is vulnerable to Improper Certificate Validation. The vulnerability is due to insufficient validation of SMTP server certificates, allowing attackers to spoof the configured mail server using invalid or self-signed certificates and enabling man-in-the-middle attacks against email traffic and...

CVE-2026-42185

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

CVE-2026-42185

CVE-2026-42185 - People (La Suite): Prior to version 1.25.0, an authenticated user with Administrator on a mail domain could send a crafted invitation to elevate any user to Owner, yielding full domain ownership without the target’s acceptance. This is a privilege-escalation in the invitation flo...

CVE-2026-42185

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

CVE-2026-42185 People: Privilege Escalation via Missing Role Ceiling in Mail Domain Invitation

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

CVE-2026-42185 People: Privilege Escalation via Missing Role Ceiling in Mail Domain Invitation

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

CVE-2026-42185 People: Privilege Escalation via Missing Role Ceiling in Mail Domain Invitation

People is an application to handle users and teams, and distribute permissions across La Suite. Prior to version 1.25.0, a user holding the Administrator role on a mail domain could send a crafted invitation request to promote any existing user including users with no current domain access to the...

📄 Exim 4.91 Remote Command Execution

Exim versions 4.87 through 4.91 improper recipient-address validation remote command execution exploit. Spawns a netcat shell on port 31415 as root, then connects to it Vulnerablity is within Exim 4.87-4.91 import subprocess import socket import os import time from subprocess import Popen, PIPE...

ROS-20260508-73-0007

Vulnerability in roundcubemail related to the use of an insecure alternate channel. Exploitation of the vulnerability could allow an attacker acting remotely to modify user projects and/or device configuration via cip commands...

ROS-20260508-73-0016

A vulnerability in the ngxmailauthauthhttpmodule module of the NGINX Plus and NGINX Open Source HTTP server is related to NULL pointer dereferencing. Exploitation of the vulnerability could allow an attacker acting remotely to cause a denial of service...

ROS-20260508-73-0008

Vulnerability in roundcubemail related to the inclusion of features from an invalid controlled scope. Exploitation of the vulnerability could allow an attacker acting remotely to execute arbitrary code...

CVE-2026-39820

CVE-2026-39820 relates to the Go net/mail package, specifically a quadratic string concatenation in the consumeComment path. This root cause can cause excessive CPU usage and memory allocations when parsing crafted inputs through functions like ParseAddress, ParseAddressList, and ParseDate. The p...