CVE-2026-86543

Katalog CVE

CVSS 9.8 · Critical EPSS 0,86%

Kerentanan Missing Authentication for Critical Function. Skor CVSS 3.1 9.8 (Critical) menurut vulncheck.com.

Deskripsi (NVD)

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.

Rincian

Terbit di NVD

7 September 2026

Terakhir diubah

14 September 2026

Status NVD

Deferred

CVSS 3.1

9.8 (Critical), sumber vulncheck.com
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-306: Missing Authentication for Critical Function

EPSS (30 hari)

0,86% peluang dieksploitasi; lebih tinggi dari 57,3% CVE lain

Produk dan versi terdampak

NVD belum mencantumkan data produk (CPE) untuk CVE ini. Produk yang terdampak biasanya disebut di deskripsi dan di advisory vendor pada daftar referensi.

Referensi dan perbaikan

• https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/cli/browser.go#L193-L200
• https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/server/auth.go#L80-L86
• https://github.com/knowns-dev/knowns/blob/v0.29.1/internal/server/routes/tunnel.go#L26-L38
• https://github.com/knowns-dev/knowns/commit/878a02cb7cc14f0a592fdfda7a520af3cac500fb
• https://github.com/knowns-dev/knowns/releases/tag/v0.30.0
• https://github.com/knowns-dev/knowns/security/advisories/GHSA-fc85-99vc-9c75
• https://www.vulncheck.com/advisories/knowns-before-0.30.0-unauthenticated-management-api-exposure