LOW 3.5 NVD
CVE-2026-61909
An issue was discovered in Cyrus IMAP before 3.12.4. CalDAV/CardDAV multiget bypasses a per-href ACL. An authenticated DAV user with some shared access to anoth
An issue was discovered in Cyrus IMAP before 3.12.4. CalDAV/CardDAV multiget bypasses a per-href ACL. An authenticated DAV user with some shared access to another user's calendar or address book could read even unshared events or contacts by including the target hrefs in a calendar-multiget or addressbook-multiget REPORT.
References
- https://cyrusimap.org
- https://www.cyrusimap.org/3.12/imap/download/release-notes/3.10/x/3.10.4.html
- https://www.cyrusimap.org/3.12/imap/download/release-notes/3.12/x/3.12.4.html
- https://www.cyrusimap.org/3.12/imap/download/release-notes/3.8/x/3.8.8.html
This low severity vulnerability with a CVSS score of 3.5 was published on 2026-09-09 via NVD.
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