Description
Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/ODBC). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Connectors. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Oracle | MySQL Connectors | 26.7.0 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | mysql-connector-java | No fix yet | — |
| Ubuntu 16.04 LTS | mysql-connector-java | No fix yet | — |
| Ubuntu 14.04 LTS | mysql-connector-java | No fix yet | — |
Advisories 2
- NCSC-2026-0315 Kwetsbaarheden verholpen in Oracle MySQL NCSC-NL (Netherlands) · Aug 19, 2026
- WID-SEC-2026-2903 Oracle MySQL: Mehrere Schwachstellen BSI CERT-Bund (WID) · Aug 18, 2026
References
- Oracle Advisory vendor-advisory