CVE-2026-34319: Medium severity Oracle MySQL Shell vulnerability

Published Apr 21, 2026
·
Updated

Last updated 6 June 2026

Other sources

Vulnerability in the MySQL Shell product of Oracle MySQL (component: Shell: Core Client). Supported versions that are affected are 8.0.0-8.0.45, 8.4.0-8.4.8 and 9.0.0-9.6.0. Easily exploitable vulnerability allows low privileged attacker with logon to the infrastructure where MySQL Shell executes to compromise MySQL Shell. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Shell. CVSS 3.1 Base Score 5.0 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H).

NVD

Affected Software

5 affected componentsFixes available
Oracle MySQL Shell>=8.0.0<=8.0.45, >=8.4.0<=8.4.8, >=9.0.0<=9.6.0
Oracle MySQL>=8.0.0<=8.0.45
Oracle MySQL>=8.4.0<=8.4.8
Oracle MySQL>=9.0.0<=9.6.0
debian/mysql-8.0
8.0.46-1

Event History

Apr 21, 2026
CVE Published
via MITRE·08:35 PM
Data Sourced
via MITRE·08:35 PM
DescriptionSeverity
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Jun 2, 2026
Data Sourced
via Debian·02:38 PM
DescriptionAffected Software
Data Sourced
via Launchpad·02:38 PM
Description
Jun 6, 2026
Data Sourced
via Ubuntu·02:42 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-34319?

CVE-2026-34319 is classified as an easily exploitable vulnerability that poses a risk to MySQL Shell users.

2

Which versions of MySQL Shell are affected by CVE-2026-34319?

Affected versions of MySQL Shell include 8.0.0 to 8.0.45, 8.4.0 to 8.4.8, and 9.0.0 to 9.6.0.

3

How do I fix CVE-2026-34319?

To mitigate CVE-2026-34319, upgrade MySQL Shell to a version that is not affected by this vulnerability.

4

Can CVE-2026-34319 be exploited remotely?

CVE-2026-34319 requires local access, as an attacker must have logon privileges within the infrastructure where MySQL Shell executes.

5

What component of MySQL is affected by CVE-2026-34319?

CVE-2026-34319 specifically affects the Core Client component of Oracle MySQL Shell.

Contact

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