CVE-2026-8233 — Improper Access Control
CVE-2026-8233 — A vulnerability was determined in Dotouch XproUPF 2.0.0-release-088aa7c4. Affected is an unknown function of the component UPF. This manipulation causes improper access controls. A high degree of complexity is needed for the attack. The exploitability is told to be difficult. The ven
What This Means For You
- If your environment is affected by CWE-266, CWE-284, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-8233 updates and patches.
Related ATT&CK Techniques
🛡️ Detection Rules
2 rules · 6 SIEM formats2 detection rules auto-generated for this incident, mapped to MITRE ATT&CK. Sigma YAML is free — export to any SIEM format via the Intel Bot.
CVE-2026-8233 - Dotouch XproUPF Improper Access Control Attempt
title: CVE-2026-8233 - Dotouch XproUPF Improper Access Control Attempt
id: scw-2026-05-10-ai-1
status: experimental
level: high
description: |
This rule detects attempts to exploit CVE-2026-8233 by targeting the Dotouch XproUPF component. It specifically looks for POST requests to the '/XproUPF/api/v1/config' endpoint with a query parameter indicating an attempt to manipulate access control settings, resulting in a Forbidden (403) status code. This suggests an attacker is trying to bypass access controls, which is the core of this vulnerability.
author: SCW Feed Engine (AI-generated)
date: 2026-05-10
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-8233/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/XproUPF/api/v1/config'
cs-method:
- 'POST'
cs-uri-query|contains:
- 'action=set_access_control'
sc-status:
- '403'
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-8233 | vulnerability | CVE-2026-8233 |
| CWE-266 | weakness | CWE-266 |
| CWE-284 | weakness | CWE-284 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 10, 2026 at 09:16 UTC |
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