HIGHVulnerability

CVE-2026-90770

Spug through 3.4.0 contains a remote code execution vulnerability in the ping_check function that interpolates user-supplied monitor addresses directly into shell commands without validation. Authenticated users with monitor permissions can inject shell metacharacters via the /monitor/run_test/ endpoint to execute arbitrary commands as the Spug process user.

Properties

severity
HIGH
score
8.8
cve_id
CVE-2026-90770
signal_observed_at
2026-09-23T04:35:40+00:00
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
published_at
2026-09-13T11:17:01.453
last_modified
2026-09-18T18:18:01.180

Related Entities (2)

HAS_WEAKNESS (1)

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

DESCRIBED_BY (1)

[Source]NVD

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CVE-2026-90770 — Ninja Signal Threat Intelligence | Ninja Signal