Is CVE-2022-21490 actively exploited?

No active exploitation of CVE-2022-21490 has been confirmed so far. Continue monitoring, as exploit status can change.

Can CVE-2022-21490 be exploited remotely?

Partially. CVE-2022-21490 requires adjacent network access (same network segment) to exploit.

What is the CVSS score of CVE-2022-21490?

CVE-2022-21490 has a CVSS score of 6.3 (MEDIUM).

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MEDIUM

CVE-2022-21490

NVD-CWE-noinfoPublished: April 19, 2022· Updated: Jun 17, 2026

6.3

CVSS v3.1

Official Description

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 7.4.35 and prior, 7.5.25 and prior, 7.6.21 and prior and 8.0.28 and prior. Difficult to exploit vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the MySQL Cluster executes to compromise MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of MySQL Cluster. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).

NVD Source

Technical Analysis

CVE-2022-21490 requires adjacent network access, limiting remote exploitation but still posing risk in shared or local network environments.

Exploitation requires high privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 6.3.