ALSA-2026:33577 Important: ruby:4.0 security update

Ruby is an extensible, interpreted, object-oriented, scripting language. It has features to process text files and to perform system management tasks. Security Fixes: ruby: net-imap: Net::IMAP: Denial of Service via crafted IMAP responses CVE-2026-42245 ruby/net-imap: ruby: Net::IMAP: IMAP Comman...

SUSE-SU-2026:2645-1 Security update for dovecot22

This update for dovecot22 fixes the following issues - CVE-2026-33603: login: base64 input can contain tabs that bypass IPC protection bsc1265147. - CVE-2026-40020: IMAP folders can be shared-spammed to everyone bsc1265149. - CVE-2026-42006: imap-login: uncontrolled memory usage with excessive...

CVE-2026-47242

Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to 0.6.5 and 0.5.15, when Net::IMAPid is called with a hash argument, although the ID field value strings are correctly quoted escaping quoted specials, they were not validated to prohibit CRLF sequence...

Security Bulletin: Multiple vulnerabilities have been addressed in IBM Aspera Shares

Summary Multiple vulnerabilities have been addressed in IBM Aspera Shares Version 1.11.3 Vulnerability Details CVEID:CVE-2026-42245 DESCRIPTION: 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,...

[SECURITY] Fedora 43 Update: nginx-1.30.1-1.fc43

Nginx is a web server and a reverse proxy server for HTTP, SMTP, POP3 and IMAP protocols, with a strong focus on high concurrency, performance and low memory usage...

EUVD-2026-29473

An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking one way of doing this, so there was still another way left open. In particular, the fix was for closing braces, but you could still use open braces to bypass t...

CVE-2026-42006

An attacker can cause uncontrolled memory usage with excessive bracing over IMAP. The fix in CVE-2026-27857 was incomplete, only blocking one way of doing this, so there was still another way left open. In particular, the fix was for closing braces, but you could still use open braces to bypass t...

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...

CLSA-2026-1774613805 python3: Fix of CVE-2025-15366

CVE-2025-15366: reject control characters in IMAP commands...

curl: Security Vulnerability Report: Protocol Injection via Programmatic Options

Summary Multiple text-based protocol handlers in libcurl including FTP, SMTP, POP3, and IMAP are vulnerable to protocol command injection. This occurs when an application sets credentials or other protocol-specific options programmatically e.g., via CURLOPTUSERNAME, CURLOPTPASSWORD, or...

USN-8018-3: Python 2.7 vulnerabilities

USN-8018-1 fixed CVE-2025-12084, CVE-2025-15282, CVE-2026-0672, CVE-2026-0865 for python3. This update provides the corresponding updates for python2.7. Original advisory details: Denis Ledoux discovered that Python incorrectly parsed email message headers. An attacker could possibly use this iss...

cpython: IMAP command injection in user-controlled commands

A flaw was found in the imaplib module in the Python standard library. The imaplib module does not reject control characters, such as newlines, in user-controlled input passed to IMAP commands. This issue allows an attacker to inject additional commands to be executed in the IMAP server...

MiracleLinux 4 : cyrus-imapd-2.3.16-6.AXS4.3 (AXSA:2011-675:01)

The remote MiracleLinux 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the AXSA:2011-675:01 advisory. The cyrus-imapd package contains the core of the Cyrus IMAP server. It is a scaleable enterprise mail system designed for use from small to large...

EUVD-2025-12559

Malicious code in bioql PyPI...

EulerOS 2.0 SP11 : ruby (EulerOS-SA-2025-1967)

According to the versions of the ruby packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Net::IMAP implements Internet Message Access Protocol IMAP client functionality in Ruby. Prior to versions 0.5.7, 0.4.20, 0.3.9, and 0.2.5, there is...

CVE-2002-2325

The c-client library in Internet Message Access Protocol IMAP dated before 2002 RC2, as used by Pine 4.20 through 4.44, allows remote attackers to cause a denial of service client crash via a MIME-encoded email with Content-Type header containing an empty boundary field...

SUSE CVE-2003-0297

c-client IMAP Client, as used in imap-2002b and Pine 4.53, allows remote malicious IMAP servers to cause a denial of service crash and possibly execute arbitrary code via certain large 1 literal and 2 mailbox size values that cause either integer signedness errors or integer overflow errors...

Axigen 安全漏洞

Axigen is a mail server with groupware and collaboration features from Axigen. A security vulnerability exists in Axigen version 10.3.3.52, which stems from a two-step authentication issue that allows an attacker to access mailboxes without any CAPTCHA by bypassing the two-step authentication usi...

An improper authentication vulnerability exists in curl 7.33.0 to and including 7.82.0 which might allow reuse OAUTH2-authenticated connections without properly making sure that the connection was authenticated with the same credentials as set for this transfer. This affects SASL-enabled protocols: SMPTP(S) IMAP(S) POP3(S) and LDAP(S) (openldap only).

...

mutt: Incorrect handling of invalid initial IMAP responses could lead to an authentication attempt over unencrypted connection

Mutt before 2.0.2 and NeoMutt before 2020-11-20 did not ensure that $sslforcetls was processed if an IMAP server's initial server response was invalid. The connection was not properly closed, and the code could continue attempting to authenticate. This could result in authentication credentials...