CVE-2026-7551
Remote Code Execution in HKUDS OpenHarness via Bridge Slash Command
Publication date: 2026-04-30
Last updated on: 2026-05-04
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| hkuds | openharness | to 2026-04-27 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-78 | The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The vulnerability in HKUDS OpenHarness is a remote code execution flaw found in the /bridge slash command. It allows remote users, who are accepted by the system configuration, to execute arbitrary operating system commands. Attackers can use the /bridge spawn command with malicious command text that is forwarded to the bridge session manager and executed via a shared shell subprocess helper. This enables them to spawn shell sessions running as the OpenHarness process user.
Through this, attackers can gain access to local files, credentials, workspace state, and repository contents.
How can this vulnerability impact me? :
This vulnerability can have severe impacts as it allows attackers to execute arbitrary commands on the affected system remotely. This can lead to unauthorized access to sensitive data such as local files, credentials, workspace state, and repository contents.
Attackers gaining shell access as the OpenHarness process user can manipulate or steal data, disrupt operations, and potentially escalate privileges or move laterally within the network.