CVE-2026-29023: KeygraphHQ Shannon

Keygraph Shannon Hard-coded Router API Key

CVSS 6.9 MediumEPSS 0.0028 · 20th percentile

Published by the CVE Program (CNA: VulnCheck) at 9 Mar 2026, 17:46 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
KeygraphHQ	Shannon pkg:github/KeygraphHQ/shannon	affected before 023cc953db742602964b7826105278d15c28a420 git Other versions: unknown

Identifiers

CVE-2026-29023

CNA

VulnCheck

Weakness (CWE)

CWE-798

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
6.9	Medium	4.0	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N	CNA (VulnCheck)Used for this record
7.3	High	3.1	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L	CNA (VulnCheck)

CISA KEV Not listed.
EPSS 0.0028, the 20th percentile, on 12 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

9 Mar 2026, 17:46 UTC Confirmed by the CVE List

Sources

References from the CNA

github.com/KeygraphHQ/shannon/issues/186 issue-tracking
github.com/KeygraphHQ/shannon/pull/224 issue-trackingpatch
github.com/KeygraphHQ/shannon/pull/224/changes/023cc953db742602964b7826105278d15c28a420 issue-trackingpatch
www.vulncheck.com/advisories/keygraph-shannon-hard-coded-router-api-key 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.