SecuriTricks - CVE-2026-6819

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.

Product(s) Impacted

Vendor	Product	Versions
Hku	Openharness	*

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-276

Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.

*CPE(s)

Affected systems and software identified for this CVE.

Type	Vendor	Product	Version	Update	Edition	Language	Software Edition	Target Software	Target Hardware	Other Information
a	hku	openharness	/	/	/	/	/	/	/	/

References

https://github.com/HKUDS/OpenHarness/commit/59017e09880fcf9a6f60456a84fb982900b2c0b2

https://github.com/HKUDS/OpenHarness/pull/156

https://github.com/HKUDS/OpenHarness/releases/tag/v0.1.7

https://www.vulncheck.com/advisories/hkuds-openharness-plugin-management-command-exposure

https://github.com/HKUDS/OpenHarness/pull/156

CVSS Score

8.7 / 10

CVSS Data - 4.0

Attack Vector: NETWORK
Attack Complexity: LOW
Attack Requirements: NONE
Privileges Required: NONE
User Interaction: PASSIVE
Scope:
Confidentiality Impact: HIGH
Integrity Impact: HIGH
Availability Impact: HIGH
Exploit Maturity: NOT_DEFINED

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

View Vector String

Timeline

Published: April 21, 2026, 8:17 p.m.
Last Modified: April 22, 2026, 9:24 p.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

[email protected]

CVE-2026-6819