---
id: CVE-2026-96773
title: A weakness has been identified in Intelliants Subrion CMS up to 4.2.1
summary: >-
  A weakness has been identified in Intelliants Subrion CMS up to 4.2.1. This
  vulnerability affects the function iaUsers::authorize of the file
  front/login.php of the component Login Page. This manipulation of the argument
  $_SERVER['HTTP_R…
severity: medium
cvss: 4.3
cvssVector: 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N'
cwe:
  - CWE-601
vendor: Intelliants
product: Subrion CMS
affected:
  - subrion_cms 4.2.0
  - subrion_cms 4.2.1
published: '2026-09-24'
updated: '2026-09-24'
sourceUpdated: '2026-09-24T14:40:36.103'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-96773'
references:
  - url: 'https://github.com/volksec/SubrionCMS-Security-Advisories/issues/2'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/cve/CVE-2026-96773'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/submit/904805'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/409028'
    label: cna@vuldb.com
  - url: 'https://vuldb.com/vuln/409028/cti'
    label: cna@vuldb.com
tags:
  - nvd
  - cve.org
  - exploit-available
exploitAvailable: true
ssvc:
  exploitation: poc
  automatable: 'yes'
  technicalImpact: partial
  timestamp: '2026-09-24T13:17:08.186448Z'
ingestedAt: '2026-09-24T01:36:07.408Z'
epss: 0.0025
epssPercentile: 0.14518
---

## Overview

A weakness has been identified in Intelliants Subrion CMS up to 4.2.1. This vulnerability affects the function iaUsers::authorize of the file front/login.php of the component Login Page. This manipulation of the argument $_SERVER['HTTP_REFERER'] causes open redirect. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

## Remediation

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