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CVE-2026-47085

Medium priority
Needs evaluation

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...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-47084

Medium priority
Needs evaluation

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...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-47083

Medium priority
Needs evaluation

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...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-47082

Medium priority
Needs evaluation

An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2. The vacation "fcc" feature skips the destination-mailbox ACL. A user whose vacation Sieve script used :fcc (to save a copy of the sent message) could deliver...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2026-47081

Medium priority
Needs evaluation

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...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2025-23394

Medium priority
Needs evaluation

A UNIX Symbolic Link (Symlink) Following vulnerability in openSUSE Tumbleweed cyrus-imapd allows escalation from cyrus to root.This issue affects openSUSE Tumbleweed cyrus-imapd before 3.8.4-2.1.

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Needs evaluation Needs evaluation Needs evaluation Needs evaluation Needs evaluation
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CVE-2024-34055

Medium priority

Some fixes available 2 of 5

Cyrus IMAP before 3.8.3 and 3.10.x before 3.10.0-rc1 allows authenticated attackers to cause unbounded memory allocation by sending many LITERALs in a single command.

2 affected packages

cyrus-imapd, cyrus-imapd-2.4

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Not affected Fixed Fixed Ignored Ignored
cyrus-imapd-2.4 Not in release Not in release Not in release Not in release
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CVE-2021-33582

Medium priority

Some fixes available 2 of 3

Cyrus IMAP before 3.4.2 allows remote attackers to cause a denial of service (multiple-minute daemon hang) via input that is mishandled during hash-table interaction. Because there are many insertions into a single bucket, strcmp...

2 affected packages

cyrus-imapd, cyrus-imapd-2.4

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Not affected Not affected Not affected Fixed Fixed
cyrus-imapd-2.4 Not in release Not in release Not in release Not in release Not in release
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CVE-2021-32056

Medium priority
Not affected

Cyrus IMAP before 3.2.7, and 3.3.x and 3.4.x before 3.4.1, allows remote authenticated users to bypass intended access restrictions on server annotations and consequently cause replication to stall.

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Not affected Not affected Not affected Not affected
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CVE-2019-19783

Medium priority

Some fixes available 1 of 3

An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed (3.x) or certain non-default sieve options are enabled (2.x), a user with a mail account on...

1 affected package

cyrus-imapd

Package 26.04 LTS 24.04 LTS 22.04 LTS 20.04 LTS 18.04 LTS
cyrus-imapd Not affected Fixed
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