Medium severity · published Oct 20, 2026
CVE-2026-101722
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Connection Handling)
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
Vulnerability in the MySQL Server, MySQL Cluster product of Oracle MySQL (component: Server: Connection Handling). Supported versions that are affected are MySQL Server: 9.7.0-9.7.3, 26.7.0-26.7.1; MySQL Cluster: 9.7.0-9.7.3 and 26.7.0-26.7.1. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server, MySQL Cluster. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server, MySQL Cluster accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 23% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
MySQL Cluster · Oracle Corporation
9.7.0-9.7.3; 26.7.0-26.7.1 · source: vendor
MS
MySQL Server · Oracle Corporation
9.7.0-9.7.3; 26.7.0-26.7.1 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-101722
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-101722
www.oracle.com
https://www.oracle.com/security-alerts/cpuoct2026.html
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