CVE-2026-6206 — The MW WP Form plugin for WordPress is vulnerable to
CVE-2026-6206 — The MW WP Form plugin for WordPress is vulnerable to Information Exposure in all versions up to, and including, 5.1.2 via the _get_post_property_from_querystring() function due to insufficient restrictions on which posts can be included. This makes it possible for unauthenticated att
What This Means For You
- If your environment is affected by CWE-639, review your exposure and prioritize patching based on your environment. Monitor vendor advisories for CVE-2026-6206 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-2026-6206 - MW WP Form Plugin Information Exposure via _get_post_property_from_querystring
title: CVE-2026-6206 - MW WP Form Plugin Information Exposure via _get_post_property_from_querystring
id: scw-2026-05-14-ai-1
status: experimental
level: medium
description: |
Detects attempts to exploit CVE-2026-6206 by targeting the MW WP Form plugin's _get_post_property_from_querystring function. This function, when called with the 'mwf_get_post_property' action and a 'post_id' parameter, can be abused by unauthenticated attackers to retrieve data from private, password-protected, or draft posts.
author: SCW Feed Engine (AI-generated)
date: 2026-05-14
references:
- https://shimiscyberworld.com/posts/nvd-CVE-2026-6206/
tags:
- attack.initial_access
- attack.t1190
logsource:
category: webserver
detection:
selection:
cs-uri|contains:
- '/wp-admin/admin-ajax.php'
cs-uri-query|contains:
- 'action=mwf_get_post_property'
cs-uri-query|contains:
- 'post_id='
condition: selection
falsepositives:
- Legitimate administrative activity
Source: Shimi's Cyber World · License & reuse
Indicators of Compromise
| ID | Type | Indicator |
|---|---|---|
| CVE-2026-6206 | vulnerability | CVE-2026-6206 |
| CWE-639 | weakness | CWE-639 |
Source & Attribution
| Source Platform | NVD |
| Channel | National Vulnerability Database |
| Published | May 14, 2026 at 12:16 UTC |
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