UBUNTU-CVE-2026-74997

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Source
https://ubuntu.com/security/CVE-2026-74997
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-74997
Upstream
Published
2026-08-17T13:16:00Z
Modified
2026-08-19T13:35:25.187576996Z
Severity
  • 8.8 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

In Roundcube Webmail before 1.6.18 and 1.7.x before 1.7.3, the cmdlearn driver of the markasjunk plugin is subject to remote code execution via crafted placeholder replacement values. This issue only affects Roundcube instances using the markasjunk plugin with its cmdlearn driver.

References

Affected packages

Ubuntu:Pro:16.04:LTS
roundcube

Package

Name
roundcube
Purl
pkg:deb/ubuntu/roundcube?arch=source&distro=esm-apps%2Fxenial

Affected ranges

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

Affected versions

1.*
1.1.1+dfsg.1-2
1.1.2+dfsg.1-5
1.1.3+dfsg.1-1
1.1.4+dfsg.1-1
1.2~beta+dfsg.1-0ubuntu1
1.2~beta+dfsg.1-0ubuntu1+esm1
1.2~beta+dfsg.1-0ubuntu1+esm2
1.2~beta+dfsg.1-0ubuntu1+esm3
1.2~beta+dfsg.1-0ubuntu1+esm4
1.2~beta+dfsg.1-0ubuntu1+esm5
1.2~beta+dfsg.1-0ubuntu1+esm6
1.2~beta+dfsg.1-0ubuntu1+esm7
1.2~beta+dfsg.1-0ubuntu1+esm8

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.2~beta+dfsg.1-0ubuntu1+esm8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"
Ubuntu:Pro:18.04:LTS
roundcube

Package

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

Affected ranges

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

Affected versions

1.*
1.3.0+dfsg.1-1
1.3.1+dfsg.1-1
1.3.3+dfsg.1-1
1.3.3+dfsg.1-2
1.3.6+dfsg.1-1
1.3.6+dfsg.1-1ubuntu0.1~esm1
1.3.6+dfsg.1-1ubuntu0.1~esm2
1.3.6+dfsg.1-1ubuntu0.1~esm3
1.3.6+dfsg.1-1ubuntu0.1~esm4
1.3.6+dfsg.1-1ubuntu0.1~esm5
1.3.6+dfsg.1-1ubuntu0.1~esm6
1.3.6+dfsg.1-1ubuntu0.1~esm7
1.3.6+dfsg.1-1ubuntu0.1~esm8

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.3.6+dfsg.1-1ubuntu0.1~esm8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"
Ubuntu:Pro:20.04:LTS
roundcube

Package

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

Affected ranges

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

Affected versions

1.*
1.3.8+dfsg.1-2
1.3.10+dfsg.1-1
1.4.1+dfsg.1-2
1.4.2+dfsg.1-1
1.4.2+dfsg.1-2
1.4.3+dfsg.1-1
1.4.3+dfsg.1-1ubuntu0.1~esm1
1.4.3+dfsg.1-1ubuntu0.1~esm2
1.4.3+dfsg.1-1ubuntu0.1~esm3
1.4.3+dfsg.1-1ubuntu0.1~esm4
1.4.3+dfsg.1-1ubuntu0.1~esm5
1.4.3+dfsg.1-1ubuntu0.1~esm6
1.4.3+dfsg.1-1ubuntu0.1~esm7
1.4.3+dfsg.1-1ubuntu0.1~esm8

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.4.3+dfsg.1-1ubuntu0.1~esm8"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"
Ubuntu:Pro:22.04:LTS
roundcube

Package

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

Affected ranges

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

Affected versions

1.*
1.4.11+dfsg.1-4
1.5.0+dfsg.1-2
1.5.0+dfsg.1-2ubuntu0.1~esm1
1.5.0+dfsg.1-2ubuntu0.1~esm2
1.5.0+dfsg.1-2ubuntu0.1~esm3
1.5.0+dfsg.1-2ubuntu0.1~esm4
1.5.0+dfsg.1-2ubuntu0.1~esm5
1.5.0+dfsg.1-2ubuntu0.1~esm6

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.5.0+dfsg.1-2ubuntu0.1~esm6"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"
Ubuntu:Pro:24.04:LTS
roundcube

Package

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

Affected ranges

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

Affected versions

1.*
1.6.2+dfsg-1
1.6.4+dfsg-1
1.6.5+dfsg-1
1.6.6+dfsg-1
1.6.6+dfsg-2
1.6.6+dfsg-2ubuntu0.1
1.6.6+dfsg-2ubuntu0.1+esm1
1.6.6+dfsg-2ubuntu0.1+esm2
1.6.6+dfsg-2ubuntu0.1+esm3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.6.6+dfsg-2ubuntu0.1+esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"
Ubuntu:Pro:26.04:LTS
roundcube

Package

Name
roundcube
Purl
pkg:deb/ubuntu/roundcube?arch=source&distro=esm-apps%2Fresolute

Affected ranges

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

Affected versions

1.*
1.6.11+dfsg-1
1.6.11+dfsg-1ubuntu0.26.04.1~esm1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "roundcube",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name": "roundcube-core",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name": "roundcube-mysql",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name": "roundcube-pgsql",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name": "roundcube-plugins",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        },
        {
            "binary_name": "roundcube-sqlite3",
            "binary_version": "1.6.11+dfsg-1ubuntu0.26.04.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-74997.json"