What is CVE-2026-47082?

CVE-2026-47082 is a medium-severity vulnerability in Cyrusimap Cyrus Imap, classified under Incorrect Authorization. CVSS score: 5.4/10. Published 2026-07-16.

How severe is CVE-2026-47082?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Auth bypass in Cyrusimap Cyrus Imap

CVE-2026-47082

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 vacation aut…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:L.

Affected products

Cyrusimap Cyrus Imap — versions 0

Weakness classification (CWE)

CWE-863 — Incorrect Authorization

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-47082?: CVE-2026-47082 is a medium-severity vulnerability in Cyrusimap Cyrus Imap, classified under Incorrect Authorization. CVSS score: 5.4/10. Published 2026-07-16.
How severe is CVE-2026-47082?: Medium severity. CVSS v3 base score is 5.4 out of 10.