Medium severity · published Oct 20, 2026
CVE-2026-101677
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J)
4.3
CVSS
0.3%
EPSS
No
On KEV
Description
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of MySQL Connectors accessible data. CVSS 3.1 Base Score 4.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N).
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 22% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
MC
MySQL Connectors · Oracle Corporation
26.7.0 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-101677
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-101677
www.oracle.com
https://www.oracle.com/security-alerts/cpuoct2026.html
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