---
id: CVE-2020-18326
title: >-
  Cross Site Request Forgery (CSRF) vulnerability exists in Intelliants Subrion
  CMS v4.2.1 via the Members administrator function, which could let a remote
  unauthenticated malicious user send an authorised request to victim and
  successfull…
summary: >-
  Cross Site Request Forgery (CSRF) vulnerability exists in Intelliants Subrion
  CMS v4.2.1 via the Members administrator function, which could let a remote
  unauthenticated malicious user send an authorised request to victim and
  successfull…
severity: high
cvss: 8.8
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H'
cwe:
  - CWE-352
vendor: intelliants
product: subrion_cms
affected:
  - subrion_cms = 4.2.1
published: '2022-03-04'
updated: '2026-07-05'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2020-18326'
references:
  - url: 'https://github.com/hamm0nz/CVE-2020-18326'
    label: cve@mitre.org
  - url: 'http://intelliants.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'http://subrion.com'
    label: af854a3a-2127-422b-91ae-364da2661108
  - url: 'https://github.com/hamm0nz/CVE-2020-18326'
    label: af854a3a-2127-422b-91ae-364da2661108
tags:
  - nvd
  - exploit-available
epss: 0.02243
epssPercentile: 0.82111
ingestedAt: '2026-07-06T02:09:23.427Z'
exploits:
  github: 1
  githubRepos:
    - 'https://github.com/hamm0nz/CVE-2020-18326'
  checkedAt: '2026-09-25T08:20:40.121Z'
exploitAvailable: true
---

## Overview

Cross Site Request Forgery (CSRF) vulnerability exists in Intelliants Subrion CMS v4.2.1 via the Members administrator function, which could let a remote unauthenticated malicious user send an authorised request to victim and successfully create an arbitrary administrator user.

## Affected

- `subrion_cms = 4.2.1`

## Remediation

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