High 8.8Published Apr 21, 2026

CVE-2026-6819HKUDS OpenHarness Plugin Management Command Exposure

Updated under an hour ago (Oct 27, 2026, 8:23 AM ET)

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It affects HKUDS OpenHarness. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Every CVE for HKUDS OpenHarness

Exploited in the last 30 days

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.

CVSS: 8.8 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-276
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: VulnCheck
NVD analysis: Analyzed
Record last updated: Jul 14, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

HKUDS OpenHarness hkuds:openharness (from the name)	before PR #156	CNA record
hkuds openharness hkuds:openharness	before 0.1.7	NVD

References

References

https://github.com/HKUDS/OpenHarness/pull/156	issue-tracking, exploit, patch
https://github.com/HKUDS/OpenHarness/commit/59017e09880fcf9a6f60456a84fb982900b2c0b2	patch
https://github.com/HKUDS/OpenHarness/releases/tag/v0.1.7	release-notes
https://www.vulncheck.com/advisories/hkuds-openharness-plugin-management-command-exposure	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.