Linux Distros Unpatched Vulnerability : CVE-2026-47086

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. GENURLAUTH-issued tokens can bypass ACLs. Any authenticated user could mint a URLAUTH token...

CVE-2026-47084

A flaw was found in Cyrus IMAP cyrus-imapd. An authenticated user, without administrative privileges, could bypass Access Control List ACL checks by using the LOCALDELETE command. This allowed them to delete mailboxes for which they did not have the necessary permissions, leading to unauthorized...

CVE-2026-47082

A flaw was found in Cyrus IMAP's cyrus-imapd component. A user with low privileges can exploit a vulnerability in the vacation "fcc" feature. By crafting a specific Sieve script, the user can bypass access control lists and deliver vacation auto-reply messages into any mailbox, leading to...

CVE-2026-47085

A flaw was found in Cyrus IMAP cyrus-imapd. A remote attacker could exploit a vulnerability related to URLAUTH token forgery, caused by a missing mailbox key. This could allow the attacker to gain unauthorized read access to a victim's mailbox. The likelihood of exploitation is low due to the...

CVE-2026-47088

A flaw was found in Cyrus IMAP Internet Message Access Protocol daemon, cyrus-imapd. An authenticated IMAP user could exploit a heap exposure vulnerability during nested Multipurpose Internet Mail Extensions MIME comment parsing. By crafting an email message with a specially formed RFC 822 commen...

Linux Distros Unpatched Vulnerability : CVE-2026-47088

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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 cra...

Linux Distros Unpatched Vulnerability : CVE-2026-47089

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

Linux Distros Unpatched Vulnerability : CVE-2026-47081

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. There is an XAPPLEPUSHSERVICE folder existence oracle and push hijack. An authenticated IMA...

EUVD-2026-45011

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...

EUVD-2026-45010

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH does not honor revoked authorizer access. A URLAUTH URL minted while the authorizer had access continued to work after that access was revoked...

EUVD-2026-45007

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. The LOCALDELETE command bypassed ACL checks. An authenticated but non-admin user could invoke the admin-only LOCALDELETE IMAP command and delete mailboxes for which they had no permissions...

EUVD-2026-45004

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. There is an XAPPLEPUSHSERVICE folder existence oracle and push hijack. An authenticated IMAP user could probe for the existence of arbitrary mailboxes on other users' accounts via the XAPPLEPUSHSERVICE command and then create...

CVE-2026-47085

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH token forgery can occur via a missing mboxkey. If an attacker knew a folder name on the victim's account for which the victim had never issued an auth URL, they could forge a working URLAUTH token by computing an HMAC-SH...

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...

CVE-2026-47087

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH does not honor revoked authorizer access. A URLAUTH URL minted while the authorizer had access continued to work after that access was revoked...

CVE-2026-47086

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. GENURLAUTH-issued tokens can bypass ACLs. Any authenticated user could mint a URLAUTH token via the GENURLAUTH command for any mailbox they could name, even without read access on it. This would allow reading mail from mailboxes...

CVE-2026-47089

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 ...

DEBIAN-CVE-2026-47087

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. URLAUTH does not honor revoked authorizer access. A URLAUTH URL minted while the authorizer had access continued to work after that access was revoked...

DEBIAN-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...

CVE-2026-47083

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. There is an ESEARCH cross-user content oracle. By using the ESEARCH command, an authenticated IMAP user could enumerate folder names under any account they could name. Search would return UIDs of messages matching the search,...