CVE-2026-6819— HKUDS OpenHarness Plugin Management Command Exposure
Quick assessment
Affected
HKUDS OpenHarness
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
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。
Possible ATT&CK Techniques 2 AI
T1068 · Exploitation for Privilege Escalation T1059 · Command and Scripting InterpreterAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| HKUDS | OpenHarness | < PR #156 |
affected |
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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: CVE Program / CVE List V5
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
缺省权限不正确
Source: CVE Program / CVE List V5
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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Patches & Fixes for CVE-2026-6819 (2)
IV. Related Vulnerabilities
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V. Comments for CVE-2026-6819
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