CVE-2026-47089
published 2026-07-16CVE-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…
PriorityP423medium4.3CVSS 3.1
AVNACLPRLUINSUCLINAN
EPSS
0.28%
20.4th percentile
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 to users with admin access on the target mailbox.)
Affected
2 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| cyrusimap | cyrus_imap | < 3.12.3 | 3.12.3 |
| debian | cyrus-imapd | — | — |
CVSS provenance
nvdv3.14.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
vendor_redhat4.3MEDIUM
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GHSA
An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2.
ghsa_unreviewed·2026-07-16
CVE-2026-47089 [MEDIUM] CWE-862 An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2.
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 to users with admin access on the target mailbox.)
Red Hat
cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
vendor_redhat·2026-07-16·CVSS 4.3
CVE-2026-47089 [MEDIUM] CWE-266 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
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 to users with admin access on the target mailbox.)
A flaw was found in Cyrus IMAP (cyrus-imapd). An authenticated user can exploit this vulnerability by using the IMAP LISTRIGHTS command. This allows the user to learn the access permissions of any mailbox they can name, which should be restricted to administrators. This leads to unauthorized information disclosure regarding mailbox access controls.
Statement: This Moderate-impact in
No detection rules found.
No public exploits indexed.
Bugzilla
CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS [fedora-all]
bugzilla·2026-07-17·CVSS 4.3
CVE-2026-47089 [MEDIUM] CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS [fedora-all]
CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS [fedora-all]
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.
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 to users with admin access on the target mailbox.)
Bugzilla
CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
bugzilla·2026-07-16·CVSS 4.3
CVE-2026-47089 [MEDIUM] CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
CVE-2026-47089 cyrus-imapd: Cyrus IMAP: Information disclosure via LISTRIGHTS
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 to users with admin access on the target mailbox.)
2026-07-16
Published