---
id: CVE-2026-111683
title: Allegro Ralph through 20260902.1 Missing Authorization in Data Center Rack API
summary: >-
  Allegro Ralph through 20260902.1 contains a missing authorization
  vulnerability that allows authenticated staff users to bypass rack model
  permissions because RalphPermission skips checks for views without a queryset.
  Attackers can call …
severity: medium
cvss: 5.4
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N'
cvssSource: cna
cwe:
  - CWE-862
vendor: allegro
product: ralph
affected:
  - ralph <= 20260902.1
published: '2026-10-16'
updated: '2026-10-16'
sourceUpdated: '2026-10-16T17:39:40.888Z'
source: CVEORG
sourceUrl: 'https://www.cve.org/CVERecord?id=CVE-2026-111683'
references:
  - url: >-
      https://hackmd.io/@hieuPenguinnn/ralph-dc-view-rack-api-missing-authorization
  - url: >-
      https://github.com/allegro/ralph/blob/20260902.1/src/ralph/dc_view/views/api.py#L17-L96
  - url: >-
      https://github.com/allegro/ralph/blob/20260902.1/src/ralph/lib/permissions/api.py#L194-L209
  - url: 'https://github.com/allegro/ralph'
  - url: >-
      https://www.vulncheck.com/advisories/allegro-ralph-through-20260902.1-missing-authorization-in-data-center-rack-api
    label: >-
      VulnCheck Advisory: Allegro Ralph through 20260902.1 Missing Authorization
      in Data Center Rack API
tags:
  - cve.org
ingestedAt: '2026-10-16T18:43:08.661Z'
---

## Overview

Allegro Ralph through 20260902.1 contains a missing authorization vulnerability that allows authenticated staff users to bypass rack model permissions because RalphPermission skips checks for views without a queryset. Attackers can call DCAssetsView and SRRacksAPIView at /api/rack/<id> and /api/server_room/<id> to read asset hostnames, serials and management IPs, and to modify, move or create racks.

## Affected

- `ralph <= 20260902.1`

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.