CVE-2026-21965

EUVD-2026-3547
Vulnerability in the MySQL Server product of Oracle MySQL (component: Server: Pluggable Auth).  Supported versions that are affected are 9.0.0-9.5.0. 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 partial denial of service (partial DOS) of MySQL Server. CVSS 3.1 Base Score 2.7 (Availability impacts).  CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
2.7 LOW
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
oracleCNA
2.7 LOW
NETWORK
LOW
HIGH
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:L
Base Score
CVSS 3.x
EPSS Score
Percentile: 14%
Affected Products (NVD)
VendorProductVersion
oraclemysql_server
9.0.0 ≤
𝑥
≤ 9.5.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
mysql-8.0
sid
8.0.45-1
fixed