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CVE-2026-34318

Published: Apr 21, 2026Updated: May 5, 2026 Sources: CVE List NVDCWE-200
NVD MITRE
5.8CVSSMEDIUM
EPSS Score
0.3%
Top 82.5%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

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. Difficult to exploit vulnerability allows high privileged attacker with network access via multiple protocols to compromise MySQL Shell. While the vulnerability is in MySQL Shell, attacks may significantly impact additional products (scope change). Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Shell accessible data. CVSS 3.1 Base Score 5.8 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:N/A:N).

CVSS Vector Breakdown

AV:NAC:HPR:HUI:NS:CC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:HPrivileges Required
High
UI:NUser Interaction
None
Scope
S:CScope
Changed
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-200

Affected Products

MySQL ShellOracle Corporation
On-prem
Databases / relational
mysqloracle
On-premDatabase
Databases / relational
oracle corporationcommercialUSDatabasesaka oracle
oraclecommercialUSDatabasesaka oracle corp.

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Collection
View detailed technique mapping

References

https://www.oracle.com/security-alerts/cpuapr2026.html
oracle.com

Timeline

Published
Apr 21, 2026
Last Updated
May 5, 2026

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