CVE-2026-21949

MEDIUM

6.5

Beschreibung

Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Optimizer). Supported versions that are affected are 9.0.0-9.5.0. 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 ability to cause a hang or frequently repeatable crash (complete DOS) of MySQL Server. CVSS 3.1 Base Score 6.5 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H).

CVE Details

CVSS v3.1 Bewertung6.5

SchweregradMEDIUM

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienLOW

BenutzerinteraktionNONE

Veroffentlicht1/20/2026

Zuletzt geandert1/29/2026

Quellenvd

Honeypot-Sichtungen0

Betroffene Produkte

oracle:mysql_server

Schwachen (CWE)

CWE-400

Referenzen

https://www.oracle.com/security-alerts/cpujan2026.html(secalert_us@oracle.com)

IOC Korrelationen

Keine Korrelationen erfasst

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