PT-2026-39937

"Kura Sushi Official App" provided by EPG, Inc. is vulnerable to improper certificate validation. A man-in-the-middle attack may allow eavesdropping on, or altering, the communication on push notifications between the affected application and the relevant server...

Open-Xchange OX Dovecot Pro 安全漏洞

Open-Xchange OX Dovecot Pro is a mail storage and delivery system provided by the German company Open-Xchange. Open-Xchange OX Dovecot Pro has a security vulnerability. This vulnerability arises from the possibility for attackers to use specially crafted Base64-encoded exchanges to forge SCRAM TL...

EUVD-2026-29120

pyLoad is a free and open-source download manager written in Python. Prior to 0.5.0b3.dev100, the setconfigvalue API method @permissionPerms.SETTINGS in src/pyload/core/api/init.py gates security-sensitive options behind a hand-maintained allowlist ADMINONLYCOREOPTIONS. The option "general",...

Unity Linux 20.1070e Security Update: postgresql (UTSA-2026-017787)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017787 advisory. A man-in-the-middle attacker can inject false responses to the client's first few queries, despite the use of SSL certificate verification and encryption. Tenable ha...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017570)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017570 advisory. When curl = 7.20.0 and = 7.78.0 connects to an IMAP or POP3 server to retrieve data using STARTTLS to upgrade to TLS security, the server can respond and send back...

Unity Linux 20.1060e / 20.1070e Security Update: postgresql (UTSA-2026-017516)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017516 advisory. A flaw was found in PostgreSQL versions before 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20 and before 9.5.24. If a client application that creates...

Unity Linux 20.1060e / 20.1070e Security Update: ruby (UTSA-2026-017525)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017525 advisory. An issue was discovered in Ruby through 2.6.7, 2.7.x through 2.7.3, and 3.x through 3.0.1. Net::IMAP does not raise an exception when StartTLS fails with an an unkno...

Unity Linux 20.1060e / 20.1070e Security Update: mutt (UTSA-2026-017533)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017533 advisory. 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 connectio...

Unity Linux 20.1060e / 20.1070e Security Update: curl (UTSA-2026-017535)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-017535 advisory. curl 7.63.0 to and including 7.75.0 includes vulnerability that allows a malicious HTTPS proxy to MITM a connection due to bad handling of TLS 1.3 session tickets...

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-2026-42246

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,...

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,...

UBUNTU-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,...

EUVD-2026-28924

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,...

CVE-2026-42246

Net::IMAP (Ruby) versions before 0.3.10, 0.4.24, 0.5.14, and 0.6.4 are affected by a STARTTLS stripping issue. A man-in-the-middle attacker can cause Net::IMAP#starttls to report a successful TLS upgrade without actually enabling TLS, leaving the socket unencrypted. The vulnerability is mitigated...

CVE-2026-42246 net-imap vulnerable to STARTTLS stripping via invalid response timing

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,...

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,...

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,...

Improper Transport Layer Protection

net-imap is vulnerable to Improper Transport Layer Protection. The vulnerability is due to improper validation of the STARTTLS negotiation, where a man-in-the-middle attacker can cause Net::IMAPstarttls to report a successful TLS upgrade without establishing encryption, allowing interception of...

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...