GHSA-q4vc-r364-vq8wLowCVSS 3.5
An issue was discovered in Cyrus IMAP before 3.12.4. CalDAV/CardDAV multiget bypasses a per-href...
🔗 CVE IDs covered (1)
📋 Description
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 (6)
- https://nvd.nist.gov/vuln/detail/CVE-2026-61909
- 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
- https://github.com/advisories/GHSA-q4vc-r364-vq8w