medium4.3
CVE-2026-61907
An issue was discovered in Cyrus IMAP before 3.12.4.
Impact
An issue was discovered in Cyrus IMAP before 3.12.4. JMAP snooze bypasses the destination-mailbox ACL. An authenticated user with insert permissions on another user's snoozed mailbox could cause insertion of mail to that user's inbox, or any other of their mailboxes whose id was known to the user, despite having no insert permissions to the target mailbox.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Cyrus IMAP | Cyrus IMAP | before 3.12.4. |
Versions were read from the advisory text. No structured product data has been published for this record yet.