vulnerability
Oracle MySQL Vulnerability: CVE-2025-21505
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 6 | (AV:N/AC:L/Au:M/C:N/I:N/A:C) | Jan 22, 2025 | Jan 22, 2025 | Mar 30, 2026 |
Severity
6
CVSS
(AV:N/AC:L/Au:M/C:N/I:N/A:C)
Published
Jan 22, 2025
Added
Jan 22, 2025
Modified
Mar 30, 2026
Description
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Components Services). Supported versions that are affected are 8.0.40 and prior, 8.4.3 and prior and 9.1.0 and prior. 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).
Solution
mysql-upgrade-latest
Rapid7 Labs
2026 Global Threat Landscape Report
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