EUVD-2026-45012

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. LISTRIGHTS os not limited to users with admin access. An authenticated user could call IMAP LISTRIGHTS against any mailbox they could name and learn what principals had what access to it. This action should have been restricted ...

CVE-2026-47088

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. There is heap exposure in nested MIME comment parsing. An authenticated IMAP user could craft an email message containing an RFC 822 comment ending with a backslash. When parsing the message, the server would read past the...

Ubuntu 4.10 / 5.04 / 5.10 : ucd-snmp vulnerability (USN-190-2)

USN-190-1 fixed a vulnerability in the net-snmp library. It was discovered that the same problem also affects the ucs-snmp implementation which is used by the Cyrus email server. Original advisory : A remote Denial of Service has been discovered in the SMNP Simple Network Management Protocol...