UBUNTU-CVE-2026-61907

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2026-61907
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-61907
Upstream
  • CVE-2026-61907
Published
2026-09-09T14:00:00Z
Modified
2026-09-11T15:00:37Z
Severity
  • 4.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

JMAP snooze bypasses 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.

References

Affected packages

Ubuntu:Pro:18.04:LTS / cyrus-imapd

Package

Name
cyrus-imapd
Purl
pkg:deb/ubuntu/cyrus-imapd?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2.*
2.5.10-3build1
2.5.10-3build2
2.5.10-3ubuntu1
2.5.10-3ubuntu1.1
2.5.10-3ubuntu1.1+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "cyrus-admin",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-caldav",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-clients",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-common",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-imapd",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-murder",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-nntpd",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-pop3d",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "cyrus-replication",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        },
        {
            "binary_name": "libcyrus-imap-perl",
            "binary_version": "2.5.10-3ubuntu1.1+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json"

Ubuntu:Pro:20.04:LTS / cyrus-imapd

Package

Name
cyrus-imapd
Purl
pkg:deb/ubuntu/cyrus-imapd?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.0.11-1
3.0.11-1build1
3.0.12-1
3.0.12-2
3.0.12-2ubuntu2
3.0.12-2ubuntu3
3.0.13-2ubuntu1
3.0.13-3ubuntu1
3.0.13-4ubuntu1
3.0.13-5
3.0.13-5ubuntu0.1~esm1
3.0.13-5ubuntu0.1~esm2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "cyrus-admin",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-caldav",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-clients",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-common",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-imapd",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-murder",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-nntpd",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-pop3d",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "cyrus-replication",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        },
        {
            "binary_name": "libcyrus-imap-perl",
            "binary_version": "3.0.13-5ubuntu0.1~esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json"

Ubuntu:Pro:22.04:LTS / cyrus-imapd

Package

Name
cyrus-imapd
Purl
pkg:deb/ubuntu/cyrus-imapd?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.2.6-2build1
3.4.2-2
3.4.2-2build1
3.4.3-2
3.4.3-3
3.4.3-3build2
3.4.3-3ubuntu0.1
3.4.3-3ubuntu0.1+esm1
3.4.3-3ubuntu0.3
3.4.3-3ubuntu0.3+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "cyrus-admin",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-caldav",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-clients",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-common",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-imapd",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-murder",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-nntpd",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-pop3d",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "cyrus-replication",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        },
        {
            "binary_name": "libcyrus-imap-perl",
            "binary_version": "3.4.3-3ubuntu0.3+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json"

Ubuntu:Pro:24.04:LTS / cyrus-imapd

Package

Name
cyrus-imapd
Purl
pkg:deb/ubuntu/cyrus-imapd?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.8.0-5
3.8.1-1
3.8.1-1build1
3.8.1-1build2
3.8.1-3
3.8.1-3build3
3.8.2-1
3.8.2-1ubuntu0.1~esm1
3.8.2-1ubuntu0.2
3.8.2-1ubuntu0.2+esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "cyrus-admin",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-caldav",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-clients",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-common",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-imapd",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-murder",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-nntpd",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-pop3d",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "cyrus-replication",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        },
        {
            "binary_name": "libcyrus-imap-perl",
            "binary_version": "3.8.2-1ubuntu0.2+esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json"

Ubuntu:26.04:LTS / cyrus-imapd

Package

Name
cyrus-imapd
Purl
pkg:deb/ubuntu/cyrus-imapd?arch=source&distro=resolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.10.2-1
3.12.1-2
3.12.1-2build1
3.12.1-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "cyrus-admin",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-caldav",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-clients",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-common",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-imapd",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-murder",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-nntpd",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-pop3d",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "cyrus-replication",
            "binary_version": "3.12.1-3"
        },
        {
            "binary_name": "libcyrus-imap-perl",
            "binary_version": "3.12.1-3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-61907.json"