CVE-2026-35236: Medium severity Oracle MySQL Server vulnerability

Published Apr 21, 2026
·
Updated

Last updated 6 June 2026

Other sources

Vulnerability in the MySQL Server product of Oracle MySQL (component: InnoDB). 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 high privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 4.9 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H).

NVD

Affected Software

7 affected componentsFixes available
Oracle MySQL Server>=8.0.0<=8.0.45, >=8.4.0<=8.4.8, >=9.0.0<=9.6.0
Oracle MySQL Server>=8.0.0<=8.0.45
Oracle MySQL Server>=8.4.0<=8.4.8
Oracle MySQL Server>=9.0.0<=9.6.0
Microsoft cbl2 mysql 8.0.45-3
Microsoft azl3 mysql 8.0.45-2
debian/mysql-8.0
8.0.46-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade debian/mysql-8.0 to a version that resolves this vulnerability.

    Fixed in 8.0.46-1
  2. Compensating control

    Restrict network access to the MySQL server to trusted hosts/IPs and block or limit access from untrusted networks (for example via firewall rules, network ACLs, or host-based firewall) to mitigate exploitation via network protocols until the server is upgraded to 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 Red Hat·09:04 PM
DescriptionSeverityAffected Software
Data Sourced
via NVD·09:16 PM
DescriptionSeverityWeaknessAffected Software
Apr 23, 2026
Data Sourced
via Microsoft·08:03 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:03 AM
Affected Software
Updated
via Microsoft·08:03 AM
Severity
Jun 2, 2026
Data Sourced
via Launchpad·02:38 PM
Description
Data Sourced
via Debian·02:38 PM
DescriptionAffected Software
Jun 6, 2026
Data Sourced
via Ubuntu·02:42 PM
RemedyDescriptionSeverityAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-35236?

CVE-2026-35236 is rated as a high-severity vulnerability due to its potential for exploitation by high privileged attackers.

2

How do I fix CVE-2026-35236?

To fix CVE-2026-35236, upgrade MySQL Server to a version later than 8.0.45, 8.4.8, or 9.6.0.

3

What versions of MySQL Server are affected by CVE-2026-35236?

CVE-2026-35236 affects MySQL Server versions 8.0.0 to 8.0.45, 8.4.0 to 8.4.8, and 9.0.0 to 9.6.0.

4

Can CVE-2026-35236 be exploited remotely?

Yes, CVE-2026-35236 can be easily exploited by an attacker with network access via multiple protocols.

5

What component of MySQL Server is impacted by CVE-2026-35236?

The InnoDB component of MySQL Server is impacted by CVE-2026-35236.

Contact

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