CVE catalog
CVE-2026-22005
Vulnerability in the MySQL Server product of Oracle…
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).
- Severity
- Medium · CVSS 4.9
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 0.32% · Oct 27, 2026
Reported versions and fixes
Each observation applies to its named package, distribution, and release. Distribution backports can fix a vulnerability while retaining an older upstream version number.
Version impact has not been established. The original provider fields are retained below.
Provider details and historical evidence
Original provider fields
{
"package_releases": [],
"fixed_versions": [],
"distribution_packages": [
{
"name": "mysql-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "libmysqlclient-dev",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "libmysqlclient21",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-client",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-client-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-client-core-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-router",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-server",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-server-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-server-core-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-source-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-testsuite",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql-testsuite-8.0",
"ecosystem": "cpe",
"fixed_version": "8.0.46-0ubuntu0.24.04.2"
},
{
"name": "mysql_server",
"ecosystem": "cpe",
"fixed_version": ""
},
{
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}
]
}
],
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],
"ecosystem": "deb",
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},
{
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],
"release": "pro",
"versions": [
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"5.7.23-0ubuntu0.18.04.1",
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],
"ecosystem": "deb",
"fixed_version": "",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "percona-server-5.6",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
]
}
],
"release": "16.04",
"versions": [
"5.6.22-rel71.0-0ubuntu2",
"5.6.22-rel71.0-0ubuntu4",
"5.6.22-rel71.0-0ubuntu4.1"
],
"ecosystem": "deb",
"fixed_version": "",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "percona-xtradb-cluster-5.6",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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}
]
}
],
"release": "16.04",
"versions": [
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"5.6.21-25.8-0ubuntu3.1",
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],
"ecosystem": "deb",
"fixed_version": "",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mysql-8.0",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
"fixed": "8.0.46-0ubuntu0.20.04.1+esm2"
}
]
}
],
"release": "pro",
"versions": [
"8.0.17-0ubuntu2",
"8.0.17-0ubuntu3",
"8.0.18-0ubuntu3",
"8.0.18-0ubuntu4",
"8.0.18-0ubuntu5",
"8.0.19-0ubuntu2",
"8.0.19-0ubuntu3",
"8.0.19-0ubuntu4",
"8.0.19-0ubuntu5",
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"8.0.29-0ubuntu0.20.04.3",
"8.0.30-0ubuntu0.20.04.2",
"8.0.31-0ubuntu0.20.04.1",
"8.0.31-0ubuntu0.20.04.2",
"8.0.32-0buntu0.20.04.1",
"8.0.32-0ubuntu0.20.04.2",
"8.0.33-0ubuntu0.20.04.1",
"8.0.33-0ubuntu0.20.04.2",
"8.0.33-0ubuntu0.20.04.4",
"8.0.34-0ubuntu0.20.04.1",
"8.0.35-0ubuntu0.20.04.1",
"8.0.36-0ubuntu0.20.04.1",
"8.0.37-0ubuntu0.20.04.3",
"8.0.39-0ubuntu0.20.04.1",
"8.0.40-0ubuntu0.20.04.1",
"8.0.41-0ubuntu0.20.04.1",
"8.0.42-0ubuntu0.20.04.1",
"8.0.43-0ubuntu0.20.04.1+esm1",
"8.0.45-0ubuntu0.20.04.1+esm2"
],
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"fixed_version": "8.0.46-0ubuntu0.20.04.1+esm2",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mariadb-10.3",
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"ranges": [
{
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{
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}
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}
],
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"versions": [
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"1:10.3.39-0ubuntu0.20.04.2"
],
"ecosystem": "deb",
"fixed_version": "",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mysql-8.0",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "8.0.46-0ubuntu0.22.04.2"
}
]
}
],
"release": "22.04",
"versions": [
"8.0.26-0ubuntu1",
"8.0.27-0ubuntu0.21.10.1",
"8.0.28-0ubuntu3",
"8.0.28-0ubuntu4",
"8.0.29-0ubuntu0.22.04.1",
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],
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},
{
"name": "mysql-8.0",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
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{
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},
{
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}
]
}
],
"release": "24.04",
"versions": [
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"8.0.35-1ubuntu1",
"8.0.35-1ubuntu2",
"8.0.36-1",
"8.0.36-2ubuntu1",
"8.0.36-2ubuntu2",
"8.0.36-2ubuntu3",
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"8.0.39-0ubuntu0.24.04.1",
"8.0.39-0ubuntu0.24.04.2",
"8.0.40-0ubuntu0.24.04.1",
"8.0.41-0ubuntu0.24.04.1",
"8.0.42-0ubuntu0.24.04.1",
"8.0.42-0ubuntu0.24.04.2",
"8.0.43-0ubuntu0.24.04.1",
"8.0.43-0ubuntu0.24.04.2",
"8.0.44-0ubuntu0.24.04.1",
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"8.0.45-0ubuntu0.24.04.1"
],
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"fixed_version": "8.0.46-0ubuntu0.24.04.2",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mysql-8.4",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"release": "25.10",
"versions": [
"8.4.4-0ubuntu2",
"8.4.5-0ubuntu1",
"8.4.5-0ubuntu2",
"8.4.5-0ubuntu3",
"8.4.6-0ubuntu1",
"8.4.6-0ubuntu3",
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],
"ecosystem": "deb",
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"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mysql-8.4",
"distro": "ubuntu",
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"release": "26.04",
"versions": [
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"8.4.7-0ubuntu2",
"8.4.7-0ubuntu3",
"8.4.8-0ubuntu1"
],
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"fixed_version": "8.4.9-0ubuntu0.26.04.1",
"provider_record_id": "UBUNTU-CVE-2026-22005"
},
{
"name": "mysql_server",
"ranges": [
{
"fixed": "",
"introduced": "9.0.0",
"last_affected": "9.6.0",
"start_excluding": ""
}
],
"ecosystem": "cpe",
"fixed_version": "",
"provider_record_id": "NVD-CVE-2026-22005"
}
]
}OpenFactory catalog packages
Matching against OpenFactory catalog package versions is in progress.
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/rhsa-2026_20693.json]
- [https://nvd.nist.gov/vuln/detail/CVE-2026-22005]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2026-22005]
- [https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-22005.json]
- [https://ubuntu.com/security/notices/USN-8363-1]
- [https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-1199.json]
- [https://www.oracle.com/security-alerts/cpuapr2026.html]
[CERT-Bund public advisories] · [FIRST EPSS] · [National Vulnerability Database (NVD)] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [SUSE security advisories and VEX] · [Ubuntu Security Notices (USN)]