Oracle

CVE-2022-21589: Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges).

Is it exploited?

Reported, not confirmed by CISA. VulnCheck KEV lists it as exploited in the wild. CISA has not added it to its Known Exploited Vulnerabilities catalog as of 29 Oct 2026.

VulnCheck KEV lists it since 20 Feb 2024. It cites 1 public report, the first from 20 Feb 2024.

hub.dragos.com

How likely is exploitation in the next 30 days?

1.1%

EPSS score, percentile 66.4 of all scored records. A probability estimated by FIRST, not a report of exploitation.

How severe?

4.3 Medium

CVSS v3.1 base score, given by the CNA

What should I do?

CISA has set no required action, because the vulnerability is not in KEV.

The CVE record links no vendor advisory, patch or mitigation.

Which versions are affected?

Affected

5.7.39 and prior
8.0.16 and prior

Versions by product

Source: CISA KEV 2026.10.29, as of 29 Oct 2026; VulnCheck KEV, as of 30 Oct 2026; FIRST EPSS, as of 29 Oct 2026; CVE List, as of 30 Oct 2026. About the data.

Description

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Security: Privileges). Supported versions that are affected are 5.7.39 and prior and 8.0.16 and prior. Easily exploitable vulnerability allows low privileged attacker with network access via multiple protocols to compromise MySQL Server. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Server accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

Source: CVE List, as of 30 Oct 2026. About the data.

What to do

Advisories and patches

The CVE record links no vendor advisory, patch or mitigation.

This summary is based on the CVE record as of 30 Oct 2026. Check the vendor's advisory before you act: affected versions and fixes can change.

Affected products and versions

Versions by product, as listed in the CVE record (1 product)

Oracle Corporation MySQL Server
Status	Versions
Affected	5.7.39 and prior
Affected	8.0.16 and prior

Source: CVE List, as of 30 Oct 2026. About the data.

Timeline

Date	Event
18 Oct 2022	CVE record published
24 Sep 2024	CVE record last updated

References

Known exploited Oracle vulnerabilities

CVE-2026-21962: Oracle HTTP Server and Oracle Weblogic Server Proxy Plug-in Improper Access Control Vulnerability (added 24 Aug 2026)
CVE-2026-46817: Oracle E-Business Suite Improper Privilege Management Vulnerability (added 15 Jul 2026)
CVE-2026-35273: Oracle PeopleSoft Enterprise PeopleTools Missing Authentication for Critical Function Vulnerability (added 12 Jun 2026)
CVE-2024-21182: Oracle WebLogic Server Unspecified Vulnerability (added 1 Jun 2026)
CVE-2025-61757: Oracle Fusion Middleware Missing Authentication for Critical Function Vulnerability (added 21 Nov 2025)