CVE-2026-83404

CVE-2026-83404

High · published October 21, 2026

CVSS v3.1
7.5
EPSS
0%
Percentile
32.9
In the wild
Unconfirmed
What it is

Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python). 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 of this vulnerability can result in unauthorized access to critical data or complete access to all MySQL Connectors accessible data. CVSS 3.1 Base Score 7.5 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N).

The record
Technical detail
CVSS v3.1
7.5 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00398 · 32.9th percentile
Published
2026-10-21T02:19Z
References (1)
EPSS history
Timeline
  • 22 OCT 03:35Z
    EPSS moved — → 0%
    epss
  • 20 OCT 21:23Z
    Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python)
    cvelistv5
  • 20 OCT 21:23Z
    Vulnerability in the MySQL Connectors product of Oracle MySQL (component: Connector/Python)
    cvelistv5