CVE-2026-85660
HIGH
NVD
CVSS Score
8.1
Severity
HIGH
Published
Sep 04, 2026
Vendor
unknown
Description
cli-mcp-server 0.2.5 contains a command allowlist bypass vulnerability in the _validate_command_with_operators function when ALLOW_SHELL_OPERATORS is enabled. Attackers can use shell command substitution syntax like $(...) or backticks to execute non-allowlisted commands that bypass the ALLOWED_COMMANDS validation check.