CVE-2026-101633CWE-284broken-access-control

CVE-2026-101633

Medium · published October 21, 2026

CVSS v3.1
4.3
EPSS
0%
Percentile
18.3
In the wild
Unconfirmed
What it is

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). The supported version that is affected is 26.7.0. Easily exploitable vulnerability allows low privileged attacker with network access via HTTPS to compromise MySQL Router. Successful attacks of this vulnerability can result in unauthorized read access to a subset of MySQL Router accessible data. CVSS 3.1 Base Score 4.3 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N).

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
CVSS v4.0
Not supplied
EPSS
0.00270 · 18.3th percentile
Weakness
CWE-284 · Improper Access Control
Published
2026-10-21T02:18Z
References (1)
https://www.oracle.com/security-alerts/cpuoct2026.html · [email protected]
EPSS history
Timeline
  • 22 OCT 03:28Z
    EPSS moved — → 0%
    epss
  • 20 OCT 21:22Z
    Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)
    cvelistv5
  • 20 OCT 21:22Z
    Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General)
    cvelistv5