P4Verified

CVE-2026-106563: backstage < 1.54.1; +1 more affected products

CVE-2026-106563. CVSS 3.1 base score 5.3 (MEDIUM, Vendor/CNA).

Affected technology

backstage · < 1.54.1
backstage

plugin-kubernetes-backend · < 0.21.8
@backstage

Component: Not specified by the source

Attack conditions (Vendor/CNA, CVSS 3.1): Network (remote) · Low privileges required · No user interaction required

What an attacker can do

An authenticated user with Kubernetes read permissions could access Kubernetes workload data beyond their intended scope by supplying crafted entity data to the deprecated services endpoint. Vendor/CNA’s CVSS 3.1 assessment (base score 5.3/10) rates confidentiality impact as high; integrity and availability impact as none.

Published 2026-10-07 15:31:44.534913+00:00

CWE: CWE-20, CWE-862
CCR priority: 21.2 /100 (P4)
CVSS 3.1: 5.3 /10 · CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-07 15:31:36.344619+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-106563.html