HIGHCVSS 8.1Vulnerability

CVE-2026-85660

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.

Properties

severity
HIGH
cvss_severity
HIGH
cvss_score
8.1
retrieved_at
2026-09-25T15:10:08+00:00
score
8.1
last_source
NVD
cve_id
CVE-2026-85660
cvss_vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
signal_observed_at
2026-09-25T15:10:08+00:00
vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
published_at
2026-09-04T15:17:43.490
last_modified
2026-09-24T20:43:32.537

Related Entities (2)

DESCRIBED_BY (1)

→[Source]NVD

HAS_WEAKNESS (1)

→[Weakness]Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

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CVE-2026-85660 (CVSS 8.1) — Ninja Signal Threat Intelligence | Ninja Signal