Medium 6.5Published Jul 15, 2026

CVE-2026-47084An issue was discovered in cyrus-imapd in Cyrus IMAP through 3.12.2.

Updated under an hour ago (Oct 27, 2026, 7:23 PM ET)

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It affects cyrusimap Cyrus IMAP. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for cyrusimap Cyrus IMAP

Exploited in the last 30 days

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.

CVSS: 6.5 MEDIUM (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Weakness (CWE): CWE-863
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: mitre
NVD analysis: Deferred
Record last updated: Jul 16, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

cyrusimap Cyrus IMAP cyrusimap:cyrus_imap (from the name)	before 3.12.3	CNA record

References

References

https://www.cyrusimap.org/imap/download/release-notes/index.html
https://www.cyrusimap.org/3.12/imap/download/release-notes/3.12/x/3.12.3.html

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.