MySQL Connectors: denial of service via Connector/ODBC
Medium6.8CVE-2026-71084 · Published Aug 18, 2026 · updated Sep 2, 2026
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 unauthenticated attacker with logon to the infrastructure where MySQL Connectors executes 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 and unauthorized read access to a subset of MySQL Connectors accessible data. CVSS 3.1 Base Score 6.8 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H).
Affected versions
| Package | Affected | Fixed in |
|---|---|---|
| MySQL Connectors Product | <= 26.7.0 | No fix yet |
Details and references
- CVSS 3.1
- CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
- Severity from
- the vendor (its own CVE record or advisory)
- Weakness
- CWE-284
More Oracle advisories
All Oracle| Date | Advisory | Severity | Fixed in |
|---|---|---|---|
| Aug 18 | Helidon: data tampering via Imperative Web Server | High8.6 | No fix yet |
| Aug 18 | Helidon: data tampering via Imperative Web Server | Critical9.9 | No fix yet |
| Aug 18 | Helidon: data tampering via Imperative Web Server | High8.3 | No fix yet |
| Aug 18 | Helidon: flaw in Imperative Web Server | Medium5.3 | No fix yet |
| Aug 18 | Helidon: data tampering via Imperative Web Server | High7.3 | No fix yet |
| Aug 18 | Helidon: denial of service via Imperative Web Server | High7.5 | No fix yet |