CVE-2026-40502: HKUDS OpenHarness

OpenHarness Remote Administrative Command Injection via Gateway Handler

CVSS 8.7 HighEPSS 0.017 · 77th percentile

Published by the CVE Program (CNA: VulnCheck) at 16 Apr 2026, 00:08 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
HKUDS	OpenHarness pkg:github/HKUDS/OpenHarness	affected before dd1d235450dd987b20bff01b7bfb02fe8620a0af git Other versions: unaffected

Identifiers

CVE-2026-40502

CNA

VulnCheck

Weakness (CWE)

CWE-862

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
8.7	High	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
8.8	High	3.1	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.017, the 77th percentile, on 14 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

16 Apr 2026, 00:08 UTC Confirmed by the CVE List

Sources

References from the CNA

github.com/HKUDS/OpenHarness/pull/127 issue-trackingpatch
github.com/HKUDS/OpenHarness/commit/dd1d235450dd987b20bff01b7bfb02fe8620a0af patch
www.vulncheck.com/advisories/openharness-remote-administrative-command-injection-via-gateway-handler third-party-advisory

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.