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UK Cyber Defence
VulnerabilityAwaiting Analysis

CVE-2026-101783

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General).

HIGH 7.4EPSS 0.30%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (0.30%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Vulnerability in the MySQL Router product of Oracle MySQL (component: Router: General). The supported version that is affected is 26.7.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise MySQL Router. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all MySQL Router accessible data as well as unauthorized access to critical data or complete access to all MySQL Router accessible data. CVSS 3.1 Base Score 7.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N).

CVSS 3.1
7.4 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
EPSS
0.30% probability · 23th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Weakness
CWE-284
Source
secalert_us@oracle.com
EPSS trend
0%3%5%21 October 2026: 0.32%26 October 2026: 0.30%21 October 202626 October 2026

EPSS moved from 0.3% on 21 October 2026 to 0.3% on 26 October 2026.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.