Improper input validation in MySQL Shell - CVE-2026-46870
Published: September 14, 2026
Vulnerability identifier: #VU149693
CSH Severity: High
CVSS v4: 7.7 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2026-46870
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote authenticated user to execute arbitrary code.
The vulnerability exists due to improper input validation within the Shell for VS Code component in MySQL Shell. A remote authenticated user can exploit this vulnerability to execute arbitrary code.
Affected software
MySQL Shell
How to mitigate CVE-2026-46870
Install updates from vendor's website.