---
id: "CVE-2026-16283"
page: "https://infrastack.ai/live/CVE-2026-16283"
kind: "vulnerability"
aliases: ["CVE-2026-16283"]
title: "Osbil oPanel: OS command injection before 1.20.66 lets attackers run commands"
severity: "high"
cvss: 8.8
epss: null
exploited: false
status: "open"
category: "other"
products: []
ecosystems: []
tags: ["opanel", "osbil", "other", "self-hosted", "server-admin"]
not_affected_if: ["version-1.20.66-or-later"]
published_at: "2026-11-09T14:17:16+00:00"
first_seen_at: "2026-11-09T14:26:59+00:00"
updated_at: "2026-11-09T14:27:38+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16283", "first_seen_at": "2026-11-09T14:26:59+00:00"}]
exploit_sources: []
---

# Osbil oPanel: OS command injection before 1.20.66 lets attackers run commands

Link for people: https://infrastack.ai/live/CVE-2026-16283 (this .md is for agents)

Osbil Technology's oPanel server control panel fails to neutralize special characters in input passed to OS commands, which is an OS command injection flaw. An attacker who can reach the panel may be able to run arbitrary commands on the host.

_Summary, check and fix written by a model from the sources; labelled as such._

## How to check

- Check the installed oPanel version in the panel or its install directory; unknown if the sources give the exact location.
- Confirm whether the panel is reachable from the internet or untrusted networks.

## Fix

- oPanel: move to `1.20.66` or later.

## Timeline

- 2026-11-09T14:26:59+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-16283

## From the sources

Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Osbil Technology Ltd.Osbil Technology Ltd. OPanel allows OS Command Injection.

This issue affects oPanel: before 1.20.66.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_