CVE-2020-8559

PoC ×2—

CVSS 3.1

6.8 medium

EPSS

6%p93

Published

Jul 22, 2020 (Jul 22, 2020)

Modified

Jun 17, 2026

Description

The Kubernetes kube-apiserver in versions v1.6-v1.15, and versions prior to v1.16.13, v1.17.9 and v1.18.6 are vulnerable to an unvalidated redirect on proxied upgrade requests that could allow an attacker to escalate privileges from a node compromise to a full cluster compromise.

Vendors: kubernetes
Products: kubernetes
Weakness: CWE-601
Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (6.1%)

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