Security Advisory

CVE-2026-61909

CVE vulnerability detail - eXtreme Datacenter Security Operations

Published 2026-09-09 00:00:00

Last updated 2026-09-14 15:21:10

Assigner mitre

CVSS score 3.5

State PUBLISHED

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.

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