CVE-2026-2688— CM HIPAA Forms < 3.2.0 - Unauthenticated Authorization Bypass
Quick assessment
Affected
Unknown HIPAA FORMS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
HIPAA FORMS WordPress 插件在 3.2.0 版本之前存在一个硬编码的认证绕过漏洞，具体表现为所有 AJAX 请求中包含一个硬编码的参数。服务器端会显式检查该参数值，若匹配则完全跳过 nonce（安全令牌）验证。这使得未认证的 attackers（攻击者）能够访问受保护的 AJAX 端点。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-2688
Vulnerability Information
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Vulnerability Title
CM HIPAA Forms < 3.2.0 - Unauthenticated Authorization Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
The HIPAA FORMS WordPress plugin before 3.2.0 contains a hardcoded authentication bypass via a hardcoded parameter alongside all AJAX requests. The server explicitly checks for this value to skip nonce validation entirely. This allows unauthenticated attackers to access protected AJAX endpoints.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Unknown | HIPAA FORMS | 0 ~ 3.2.0 | - |
|
II. Public POCs for CVE-2026-2688
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Other References for CVE-2026-2688 (1)
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🔗 CM HIPAA Forms < 3.2.0 – Unauthenticated Authorization Bypass | CVE 2026-2688 | Plugin Vulnerabilities Read full article exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-02 · 66 CVEs total
| CVE-2026-4357 | 10.0 CRITICAL | Embed HTML5 Game <= 1.3 - Unauthenticated Arbitrary File Upload |
| CVE-2026-77009 | 9.9 CRITICAL | WatchMan-Site7 3.1.1 - 4.2.0 - Subscriber+ RCE via Debug Console |
| CVE-2025-9314 | 9.8 CRITICAL | Developer Tools <= 1.1.3 – Unauthenticated Arbitrary File Upload |
| CVE-2025-15485 | 8.2 HIGH | Auto x LINE <= 1.0.0 – Unauthenticated REST API Endpoints Call |
| CVE-2026-82884 | 6.8 MEDIUM | All in One SEO < 5.0.0.1 - Contributor+ Stored XSS via ai-assistant Block |
| CVE-2026-83547 | 6.8 MEDIUM | Xpro Elementor Addons 1.6.0 - 1.7.3 - Contributor+ Stored XSS via Multiple Widgets |
| CVE-2026-10821 | 6.6 MEDIUM | Yoast SEO Premium < 27.6.1 - Author+ Arbitrary .htaccess Directive Injection to RCE |
| CVE-2024-3773 | 5.9 MEDIUM | LiveJournal Shortcode <= 1.1.1 - Contributor+ Stored XSS via Shortcode |
| CVE-2026-2811 | 5.4 MEDIUM | Ajaxify Comments < 3.2 - Unauthenticated HTTP Header Injection |
| CVE-2026-8151 | 5.4 MEDIUM | Simple Membership MailChimp Integration < 1.9.8 - API Key Update via CSRF |
| CVE-2025-8945 | 5.3 MEDIUM | Wp Edit Password Protected < 1.3.5 - Protection Bypass via REST API |
| CVE-2026-77794 | 5.3 MEDIUM | RegistrationMagic 6.0.0.0 - 6.0.9.8 - Unauthenticated Payment Bypass via Zero Quantity |
| CVE-2026-83533 | 5.3 MEDIUM | WP Express Checkout < 2.4.9 - Unauthenticated Payment Bypass via wpec_process_payment |
| CVE-2025-15481 | 5.3 MEDIUM | Notification Bar for WordPress <= 1.1.8 – Unauthenticated Subscriber Data Disclosure |
| CVE-2025-15489 | 5.3 MEDIUM | Passster < 4.2.24 - Password Protection Bypass |
| CVE-2026-78153 | 5.3 MEDIUM | Restrict User Access 2.6 - 2.8 - Unauthenticated Content Protection Bypass via REST API Ro |
| CVE-2026-77793 | 5.3 MEDIUM | RegistrationMagic < 6.0.9.9 - Unauthenticated Payment Bypass via Omitted Price Field |
| CVE-2025-15490 | 5.3 MEDIUM | Passster < 4.2.26 - Global Protection Bypass |
| CVE-2026-17563 | 5.3 MEDIUM | WP User Frontend < 4.3.11 - Unauthenticated Post Creation via Subscription-Gated Form |
| CVE-2026-81571 | 4.8 MEDIUM | Brave Popup Builder < 0.8.8 - Unauthenticated Arbitrary Shortcode Execution via UTM Parame |
Showing top 20 of 66 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same vendor: Unknown
-
CVE-2026-2811
Ajaxify Comments < 3.2 - Unauthenticated HTTP Header Injecti -
CVE-2025-9314
Developer Tools <= 1.1.3 – Unauthenticated Arbitrary File Up -
CVE-2025-8945
Wp Edit Password Protected < 1.3.5 - Protection Bypass via R -
CVE-2025-15490
Passster < 4.2.26 - Global Protection Bypass -
CVE-2025-15489
Passster < 4.2.24 - Password Protection Bypass
V. Comments for CVE-2026-2688
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