EUVD-2026-75129

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...

CVE-2026-61911

Cyrus IMAP before 3.12.4 is affected by a Sieve mailbox existence oracle . An authenticated user can install a Sieve script that probes whether another user's private mailbox exists, or read the value of shared mailbox annotations , by observing which fileinto branch fires during LMTP delivery. T...

SUSE CVE-2019-19783

An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed 3.x or certain non-default sieve options are enabled 2.x, a user with a mail account on the service can use a sieve script containing a fileinto directive to...

CentOS 8 : cyrus-imapd (CESA-2020:4655)

The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2020:4655 advisory. - cyrus-imapd: privilege escalation in HTTP request CVE-2019-18928 - cyrus-imapd: lmtpd component created mailboxes with administrator privileges if th...

Privilege Escalation

cyrus-imapd is vulnerable to privilege escalation. It is possible in component created mailboxes with administrator privileges if the "fileinto" was used, bypassing ACL checks...

cyrus-imapd: lmtpd component created mailboxes with administrator privileges if the "fileinto" was used, bypassing ACL checks

An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed 3.x or certain non-default sieve options are enabled 2.x, a user with a mail account on the service can use a sieve script containing a fileinto directive to...

Updated cyrus-imapd packages fix security vulnerability

Updated cyrus-imapd packages fix security vulnerability: It was discovered that the lmtpd component of the Cyrus IMAP server created mailboxes with administrator privileges if the "fileinto" was used, bypassing ACL checks CVE-2019-19783...

DEBIAN-CVE-2019-19783

An issue was discovered in Cyrus IMAP before 2.5.15, 3.0.x before 3.0.13, and 3.1.x through 3.1.8. If sieve script uploading is allowed 3.x or certain non-default sieve options are enabled 2.x, a user with a mail account on the service can use a sieve script containing a fileinto directive to...

PT-2019-5233 · Cyrus +4 · Cyrus Imap +4

Name of the Vulnerable Software and Affected Versions: Cyrus IMAP versions prior to 2.5.15 Cyrus IMAP versions 3.0.x prior to 3.0.13 Cyrus IMAP versions 3.1.x through 3.1.8 Description: The issue is related to a lack of input validation mechanism in the Cyrus IMAP server, which can be exploited b...