CVE-2026-61909Low· 3.5▾ SunlitAn 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 contact…
▾ Sunlit zone — Low / medium · no exploitation signal
impact 19.3 · likelihood 0 · exploitation 0
Need a working PoC? Pro members can cast a request and our team develops one — it lands right here.
Stakeholder-Specific Vulnerability Categorization from CISA's ADP record at CVE.org: whether exploitation is observed, whether an attack can be automated, and how much of the system is at stake.
Exploit-prediction probability, daily snapshots since Sep 11.
Disclosure to exploitation, from the record and what we observed since indexing it.
Disclosed via NVD
0.2%
Last analysed / modified upstream
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.
imap < 3.8.8imap >= 3.9.0, < 3.10.4imap >= 3.11.0, < 3.12.4Upgrade past the affected range:
imap 3.12.4Connected by shared product, vendor, weakness, or advisory.
CVE-2026-61915Medium· 4.2An issue was discovered in Cyrus IMAP before 3.12.4
CVE-2026-61910Low· 3.5An issue was discovered in Cyrus IMAP before 3.12.4
CVE-2026-61908Low· 3.1An issue was discovered in Cyrus IMAP before 3.12.4
CVE-2026-61911Medium· 4.3An issue was discovered in Cyrus IMAP before 3.12.4
CVE-2023-28840High· 7.5Moby is an open source container framework developed by Docker Inc
CVE-2023-28842Medium· 6.8moby: Encrypted overlay network with a single endpoint is unauthenticated (CVE-2023-28842)