P5Verified

CVE-2026-106494: backstage < 1.54.6; +1 more affected products

CVE-2026-106494. CVSS 3.1 base score 4.4 (MEDIUM, Vendor/CNA).

Affected technology

backstage · < 1.54.6
backstage

backend-defaults · < 0.17.8
@backstage

Component: Not specified by the source

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

What an attacker can do

An attacker with write access to a cloud storage bucket used by Backstage could craft object names that could collide with protected files in the output directory. Vendor/CNA’s CVSS 3.1 assessment (base score 4.4/10) rates confidentiality and availability impact as none; integrity impact as high.

Published 2026-10-07 02:35:20.014730+00:00

CWE: CWE-22, CWE-73
CCR priority: 17.6 /100 (P5)
CVSS 3.1: 4.4 /10 · CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:N/I:H/A:N · Vendor/CNA
KEV: no

Provenance

NVD CVE API 2.0 · Source record · observed 2026-10-07 02:34:12.333111+00:00 UTC

Stable permalink: https://cybercodered.org/item/cve-cve-2026-106494.html