openSUSE-SU-2026:21368-1: moderate: Security update for cyrus-imapd

openSUSE security update: security update for cyrus-imapd
-------------------------------------------------------------

Announcement ID: openSUSE-SU-2026:21368-1
Rating: moderate
References:

  * bsc#1271617
  * bsc#1271618
  * bsc#1271619
  * bsc#1271620
  * bsc#1271621
  * bsc#1271622
  * bsc#1271623
  * bsc#1271624
  * bsc#1271625



Cross-References:

  * CVE-2026-47081
  * CVE-2026-47082
  * CVE-2026-47083
  * CVE-2026-47084
  * CVE-2026-47085
  * CVE-2026-47086
  * CVE-2026-47087
  * CVE-2026-47088
  * CVE-2026-47089



Affected Products:

         openSUSE Leap 16.0

-------------------------------------------------------------

An update that solves 9 vulnerabilities and has 9 bug fixes can now be installed.

Description:

This update for cyrus-imapd fixes the following issues:

Changes in cyrus-imapd:

- Update to 3.8.7 (bugfix release)
- CVE-2026-47081: XAPPLEPUSHSERVICE folder existence oracle and push hijack (bsc#1271617)
- CVE-2026-47083: ESEARCH cross-user content oracle (bsc#1271619)
- CVE-2026-47082: Vacation "fcc" skips destination-mailbox ACL (bsc#1271618)
- CVE-2026-47084: LOCALDELETE bypassed ACL checks (bsc#1271620)
- CVE-2026-47085: URLAUTH token forgery via missing mboxkey (bsc#1271621)
- CVE-2026-47086: GENURLAUTH issued tokens bypassing ACLs (bsc#1271622)
- CVE-2026-47087: URLAUTH does not honor revoked authorizer access (bsc#1271623)
- CVE-2026-47088: Heap exposure in nested MIME comment parsing (bsc#1271624)
- CVE-2026-47089: LISTRIGHTS not limited to users with admin access (bsc#1271625)


Patch instructions:

   To install this openSUSE security update use the suse recommended installation methods
   like YaST online_update or "zypper patch".
   Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

   zypper in -t patch openSUSE-Leap-16.0-packagehub-428=1

Package List:

- openSUSE Leap 16.0:

  cyradm-3.8.7-bp160.1.1
  cyrus-imapd-3.8.7-bp160.1.1
  cyrus-imapd-devel-3.8.7-bp160.1.1
  cyrus-imapd-snmp-3.8.7-bp160.1.1
  cyrus-imapd-snmp-mibs-3.8.7-bp160.1.1
  cyrus-imapd-utils-3.8.7-bp160.1.1
  libcyrus0-3.8.7-bp160.1.1
  perl-Cyrus-Annotator-3.8.7-bp160.1.1
  perl-Cyrus-IMAP-3.8.7-bp160.1.1
  perl-Cyrus-SIEVE-managesieve-3.8.7-bp160.1.1

References:

  * https://www.suse.com/security/cve/CVE-2026-47081.html
  * https://www.suse.com/security/cve/CVE-2026-47082.html
  * https://www.suse.com/security/cve/CVE-2026-47083.html
  * https://www.suse.com/security/cve/CVE-2026-47084.html
  * https://www.suse.com/security/cve/CVE-2026-47085.html
  * https://www.suse.com/security/cve/CVE-2026-47086.html
  * https://www.suse.com/security/cve/CVE-2026-47087.html
  * https://www.suse.com/security/cve/CVE-2026-47088.html
  * https://www.suse.com/security/cve/CVE-2026-47089.html