Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: InnoDB). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and 26.7.0-26.7.1. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. 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).

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable no

Technical Impact partial

Affected Vendors & Products

Vendors Products
Oracle
  • Mysql Cluster
  • Mysql Server

No data.

No data.

References
Link Providers
https://nvd.nist.gov/vuln/detail/CVE-2026-101619 cve-icon
https://www.cve.org/CVERecord?id=CVE-2026-101619 cve-icon
https://www.oracle.com/security-alerts/cpuoct2026.html cve-icon cve-icon cve-icon
History

Fri, 23 Oct 2026 00:45:00 +0000

Type Values Removed Values Added
Title Denial of Service via InnoDB Crash in MySQL Server and Cluster mysql: mysql: Denial of Service in InnoDB
Weaknesses CWE-617
References
Metrics threat_severity

None

 threat_severity

Moderate

Thu, 22 Oct 2026 12:00:00 +0000

Type Values Removed Values Added
Title Denial of Service via InnoDB Crash in MySQL Server and Cluster

Thu, 22 Oct 2026 10:30:00 +0000

Type Values Removed Values Added
Title Availability Impact in MySQL Server and Cluster via InnoDB
Weaknesses CWE-744

Wed, 21 Oct 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Wed, 21 Oct 2026 01:00:00 +0000

Type Values Removed Values Added
Title Availability Impact in MySQL Server and Cluster via InnoDB
Weaknesses CWE-744

Tue, 20 Oct 2026 21:30:00 +0000

Type Values Removed Values Added
Description Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: InnoDB). Supported versions that are affected are MySQL Server: 8.4.0-8.4.12, 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 8.0.0-8.0.49, 8.4.0-8.4.12, 9.7.0-9.7.3 and 26.7.0-26.7.1. Easily exploitable vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server, MySQL Cluster. 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).
First Time appeared Oracle
Oracle mysql Cluster
Oracle mysql Server
CPEs cpe:2.3:a:oracle:mysql_cluster:*:*:*:*:*:*:*:*
cpe:2.3:a:oracle:mysql_server:*:*:*:*:*:*:*:*
Vendors & Products Oracle
Oracle mysql Cluster
Oracle mysql Server
References
Metrics cvssV3_1

{'score': 4.9, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H'}
cve-icon MITRE

Status: PUBLISHED

Assigner: oracle

Published: 2026-10-20T21:21:55.703Z

Updated: 2026-10-21T18:37:42.358Z

Reserved: 2026-09-28T15:40:09.495Z

Link: CVE-2026-101619

cve-icon Vulnrichment

Updated: 2026-10-21T18:19:21.699Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-20T22:18:15.800

Modified: 2026-10-21T19:16:50.307

Link: CVE-2026-101619

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-10-20T21:21:55Z

Links: CVE-2026-101619 - Bugzilla