CVE-2026-101678CWE-284broken-access-control

CVE-2026-101678

Medium · published October 21, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
21.4
In the wild
Unconfirmed
What it is

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise MySQL Connectors. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of MySQL Connectors. CVSS 3.1 Base Score 4.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L).

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00299 · 21.4th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-10-21T02:18Z
References (1)
EPSS history
Timeline
  • 22 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 20 OCT 21:22Z
    Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J)
    cvelistv5
  • 20 OCT 21:22Z
    Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/J)
    cvelistv5