CVE-2026-6819— HKUDS OpenHarness Plugin Management Command Exposure
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I. Basic Information for CVE-2026-6819
Vulnerability Information
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Vulnerability Title
HKUDS OpenHarness Plugin Management Command Exposure
Source: NVD (National Vulnerability Database)
Vulnerability Description
HKUDS OpenHarness prior to PR #156 remediation exposes plugin lifecycle commands including /plugin install, /plugin enable, /plugin disable, and /reload-plugins to remote senders by default. Attackers who gain access through the channel layer can remotely manage plugin trust and activation state, enabling unauthorized plugin installation and activation on the system.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
缺省权限不正确
Source: NVD (National Vulnerability Database)
Vulnerability Title
OpenHarness 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
OpenHarness是Data Intelligence Lab@HKU开源的一个轻量级智能体开发与运行框架。 OpenHarness PR #156之前版本存在安全漏洞，该漏洞源于默认暴露插件生命周期命令，可能导致攻击者远程管理插件信任和激活状态，进行未经授权的插件安装和激活。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| HKUDS | OpenHarness | 0 ~ PR #156 | - |
II. Public POCs for CVE-2026-6819
| # | POC Description | Source Link | Shenlong Link |
|---|
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IV. Related Vulnerabilities
Same product: OpenHarness
- CVE-2026-7551
HKUDS OpenHarness Remote Command Execution via /bridge Slash - CVE-2026-6823
HKUDS OpenHarness Insecure Default Remote Channel Allowlist - CVE-2026-6729
HKUDS OpenHarness Session Key Collision Privilege Escalation - CVE-2026-40516
OpenHarness SSRF via web_fetch and web_search - CVE-2026-40515
OpenHarness Permission Bypass via grep and glob root argumen
Same vendor: HKUDS
- CVE-2026-7551
HKUDS OpenHarness Remote Command Execution via /bridge Slash - CVE-2026-6823
HKUDS OpenHarness Insecure Default Remote Channel Allowlist - CVE-2026-6729
HKUDS OpenHarness Session Key Collision Privilege Escalation - CVE-2026-40516
OpenHarness SSRF via web_fetch and web_search - CVE-2026-40515
OpenHarness Permission Bypass via grep and glob root argumen
Same weakness: CWE-276
V. Comments for CVE-2026-6819
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