---
id: CVE-2020-27575
title: >-
  Maxum Rumpus 8.2.13 and 8.2.14 is affected by a command injection
  vulnerability
summary: >-
  Maxum Rumpus 8.2.13 and 8.2.14 is affected by a command injection
  vulnerability. The web administration contains functionality in which
  administrators are able to manage users. The edit users form contains a
  parameter vulnerable to comma…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'
cwe:
  - CWE-78
vendor: maxum
product: rumpus
affected:
  - rumpus = 8.2.13
  - rumpus = 8.2.14
published: '2021-03-08'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-27575'
references:
  - url: 'https://tvrbk.github.io/cve/2021/03/07/rumpus.html'
    label: cve@mitre.org
  - url: 'http://maxum.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://tvrbk.github.io/cve/2021/03/07/rumpus.html'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
epss: 0.03075
epssPercentile: 0.8713
ingestedAt: '2026-07-05T02:00:01.422Z'
---

## Overview

Maxum Rumpus 8.2.13 and 8.2.14 is affected by a command injection vulnerability. The web administration contains functionality in which administrators are able to manage users. The edit users form contains a parameter vulnerable to command injection due to insufficient validation.

## Affected

- `rumpus = 8.2.13`
- `rumpus = 8.2.14`

## Remediation

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