https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-30T15:24:48.323166+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/fkie_cve-2026-61911 fkie_cve-2026-61911 2026-09-30T15:24:48.485559+00:00

An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence oracle. An authenticated user could install a Sieve script that probed whether another user's private mailbox existed, or read the value of shared mailbox annotations, by observing which fileinto branch fired during LMTP delivery.

 https://vulnerability.circl.lu/vuln/ghsa-v69j-37vj-46wc GHSA-v69j-37vj-46wc 2026-09-30T15:24:48.485661+00:00

An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence oracle. An authenticated user could install a Sieve script that probed whether another user's private mailbox existed, or read the value of shared mailbox annotations, by observing which fileinto branch fired during LMTP delivery.

 https://vulnerability.circl.lu/vuln/opensuse-su-2026:21929-1 openSUSE-SU-2026:21929-1 — Security update for cyrus-imapd 2026-09-30T15:24:48.485687+00:00

Security update for cyrus-imapd

 https://vulnerability.circl.lu/vuln/ubuntu-cve-2026-61911 UBUNTU-CVE-2026-61911 2026-09-30T15:24:48.485717+00:00

Affected: Ubuntu:Pro:18.04:LTS: cyrus-imapd, Ubuntu:Pro:20.04:LTS: cyrus-imapd, Ubuntu:Pro:22.04:LTS: cyrus-imapd, Ubuntu:Pro:24.04:LTS: cyrus-imapd, Ubuntu:26.04:LTS: cyrus-imapd

An issue was discovered in Cyrus IMAP before 3.12.4. There is a Sieve mailbox existence oracle. An authenticated user could install a Sieve script that probed whether another user's private mailbox existed, or read the value of shared mailbox annotations, by observing which fileinto branch fired during LMTP delivery.