Critical
knowns before 0.30.0 Unauthenticated Management API Exposure
knowns versions before 0.30.0 serve the management API without authentication on all network interfaces by default, with no password required on fresh installations. Attackers can access the unauthenticated /api/tunnel/start endpoint to provision a public tunnel and republish the API at a publicly accessible address.
Announced Source revision 1
Original source ↗CVE-2026-86543
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-86543
knowns
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"vendor": "knowns-dev",
"product": "knowns",
"versions": [
{
"status": "affected",
"version": "0",
"lessThan": "0.30.0",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "0.30.0",
"versionType": "semver"
}
],
"packageURL": "pkg:npm/knowns",
"defaultStatus": "unaffected"
}
]- Related CVEs
- CVE-2026-86543
Source reference:
/cveMetadata/cveId
Publisher severity
critical
Source reference: /containers/cna/metrics
- Event
- #1601 · Revision 1
- Added to Heist Feed
- Publisher date