CVE-2026-81741— Groundhogg < 4.7.2 - Open Redirect via 'redirect_to' Parameter
Quick assessment
Affected
Unknown Groundhogg — CRM, Newsletters, and Marketing Automation
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.
Groundhogg — CRM、新闻通讯和营销自动化 WordPress 插件在 4.7.2 之前的版本中，其电子邮件偏好确认流程未将重定向目标限制在站点自身的域名下。这意味着未经身份验证的攻击者可以通过构造特定的链接，将访问者重定向到任意外部 URL。
Possible ATT&CK Techniques 2 AI
T1210 · Exploitation of Remote Services T1190 · Exploit Public-Facing ApplicationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Unknown | Groundhogg — CRM, Newsletters, and Marketing Automation | < 4.7.2 |
affected |
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I. Basic Information for CVE-2026-81741
Vulnerability Information
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Vulnerability Title
Groundhogg < 4.7.2 - Open Redirect via 'redirect_to' Parameter
Source: CVE Program / CVE List V5
Vulnerability Description
The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.7.2 does not restrict the redirect target of its email preference confirmation flow to the site's own host, allowing unauthenticated attackers to redirect visitors to an arbitrary external URL by way of a crafted link.
Source: CVE Program / CVE List V5
CVSS Information
N/A
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 | Groundhogg — CRM, Newsletters, and Marketing Automation | 0 ~ 4.7.2 | - |
|
II. Public POCs for CVE-2026-81741
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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No public POC found.
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Proof of Concept for CVE-2026-81741 (1)
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🔗 Groundhogg < 4.7.2 – Open Redirect via 'redirect_to' Parameter | CVE 2026-81741 | Plugin Vulnerabilities exploit vdb-entry technical-description
Same Patch Batch · Unknown · 2026-09-09 · 28 CVEs total
| CVE-2026-19855 | 6.5 MEDIUM | Spam protection, Honeypot, Anti-Spam by CleanTalk < 6.87 - Unauthenticated Arbitrary Short |
| CVE-2026-85117 | 6.5 MEDIUM | Contact Form 7 Captcha 0.1.7 - 0.1.8 - Unauthenticated Arbitrary Shortcode Execution via F |
| CVE-2026-83537 | 5.3 MEDIUM | WP Express Checkout < 2.5.0 - Unauthenticated Payment Bypass via wpec_process_empty_paymen |
| CVE-2026-80440 | 4.8 MEDIUM | Hustle < 7.8.14.2 - Unauthenticated Arbitrary Shortcode Execution via Success Message Plac |
| CVE-2025-15690 | Content Mask 1.7.1 - 1.8.5.5 - Contributor+ Stored XSS via Post Scripts and Styles | |
| CVE-2026-13144 | WP Travel < 12.0.2 - Unauthenticated Arbitrary Booking Payment Reset | |
| CVE-2026-13146 | WP Travel < 12.0.2 - Unauthenticated Booking Payment State Tampering via IDOR | |
| CVE-2026-14962 | ELEX WooCommerce Request a Quote < 2.4.1 - Unauthenticated SQLi via variation_id | |
| CVE-2026-18042 | WP Travel < 12.0.2 - Unauthenticated Arbitrary Booking Cancellation | |
| CVE-2026-16960 | Loops & Logic < 4.3.0 - Unauthenticated User Data and Site Option Disclosure | |
| CVE-2026-75861 | Ultimate Gift Cards for WooCommerce < 3.2.10 - Subscriber+ Gift Card Theft and Destruction | |
| CVE-2026-80339 | Payment Plugins for Stripe WooCommerce < 4.0.12 - Unauthenticated Customer PII Disclosure | |
| CVE-2026-80340 | Payment Plugins for PayPal WooCommerce < 2.0.26 - Unauthenticated Customer PII Disclosure | |
| CVE-2026-80341 | Payment Plugins for PayPal WooCommerce < 2.0.26 - Subscriber+ Stored Payment Method Assign | |
| CVE-2026-81021 | SupportCandy 3.2.9 - 3.5.2 - Unauthenticated Ticket Attachment Disclosure | |
| CVE-2026-81022 | SupportCandy 3.3.6 - 3.5.2 - Unauthenticated Ticket Content Disclosure via Auth Code Leak | |
| CVE-2026-82185 | WPLP Cookie Consent < 4.4.2 - Subscriber+ Banner Settings Overwrite and A/B Test Data Rese | |
| CVE-2026-82848 | Masteriyo LMS 1.3.1 - 2.3.3 - Unauthenticated Course Enrollment Disclosure | |
| CVE-2026-82184 | WPLP Cookie Consent < 4.4.2 - Unauthenticated IAB TCF Consent Option Update | |
| CVE-2026-84113 | Quentn WP < 1.2.15 - Admin+ SQLi via 'orderby'/'order' Parameter |
Showing top 20 of 28 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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