CVE & CISA-KEV Catalog

CVE-2026-34319

MEDIUM
5.0
CVSS v3
NVD

Description

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).

CWE-204

How to fix

Remediation Available
mysql-8.0Debian
Fixed in:8.0.46-1CVE-2026-34319
mysql-8.0Ubuntu
Fixed in:8.0.46-0ubuntu0.20.04.1+esm2USN-8363-2
Fixed in:8.0.46-0ubuntu0.22.04.2USN-8363-1
Fixed in:8.0.46-0ubuntu0.24.04.2USN-8363-1
mysql-8.4Ubuntu
Fixed in:8.4.9-0ubuntu0.25.10.1USN-8363-1
mysql-serverUbuntu
Fixed in:8.4.9-0ubuntu0.25.10.1USN-8363-1
mysql-server-8.0Ubuntu
Fixed in:8.0.46-0ubuntu0.20.04.1+esm2USN-8363-2
Fixed in:8.0.46-0ubuntu0.22.04.2USN-8363-1
Fixed in:8.0.46-0ubuntu0.24.04.2USN-8363-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionRequired
ScopeUnchanged

Impact

ConfidentialityNone
IntegrityNone
AvailabilityHigh

CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Exploit Intelligence

0.15%probability of exploitation in 30 days
5thpercentile

Low risk: more likely to be exploited than 5% of all known CVEs.

References

Vendor Advisory1
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CVE-2026-34319 severity badge

Markdown

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HTML

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-05-05.