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CVE-2026-19709— Membership For WooCommerce < 3.1.2 - Unauthenticated Member Data Disclosure via REST Consumer Secret Bypass

Quick assessment

Affected
Unknown Membership For WooCommerce
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.

在 WooCommerce 的 Membership For WordPress 插件中，3.1.2 版本之前存在一个安全漏洞。该漏洞源于插件在进行 API 消费者密钥比对时，并未检查密钥是否已实际生成。因此，如果网站启用了 API 功能但从未生成过密钥，未认证的攻击者可以通过伪造请求访问其 REST 接口，并泄露任何用户的会员计划详情。

AI Predicted 7.5 Difficulty: Trivial EPSS 0.26% · P17

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Membership For WooCommerce < 3.1.2 affected
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I. Basic Information for CVE-2026-19709

Vulnerability Information
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Vulnerability Title
Membership For WooCommerce < 3.1.2 - Unauthenticated Member Data Disclosure via REST Consumer Secret Bypass
Source: CVE Program / CVE List V5
Vulnerability Description
The Membership For WooCommerce WordPress plugin before 3.1.2 does not check that an API consumer secret has actually been generated before comparing it against the one supplied in a request, allowing unauthenticated attackers to reach its REST routes and disclose any user's membership plan details on sites where the API has been enabled but no keys were ever generated.
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 Membership For WooCommerce 0 ~ 3.1.2 -

II. Public POCs for CVE-2026-19709

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III. Intelligence Information for CVE-2026-19709

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Vendor Advisories for CVE-2026-19709 (1)

Same Patch Batch · Unknown · 2026-08-19 · 38 CVEs total

CVE-2026-18937 Broken Link Checker < 2.4.12 - Unauthenticated RCE via Query Variable Injection
CVE-2026-18031 TabaPay Gateway <= 1.4.0 - Unauthenticated Account Takeover via Payment Callback
CVE-2026-17565 Animation Addons for Elementor < 2.7.2 - Unauthenticated Server-Side Request Forgery
CVE-2026-18466 WP Maps < 4.9.8 - Subscriber+ Unlimited Autoloaded Option Creation
CVE-2026-18051 W3 Total Cache < 2.10.5 - Unauthenticated Arbitrary Directory File Write and .htaccess Ove
CVE-2026-18231 WP Directory Kit < 1.5.7 - Unauthenticated User Email Disclosure via select_2_ajax_user
CVE-2026-18202 JetEngine < 3.8.14 - Author+ Stored XSS via SVG Upload
CVE-2026-18776 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Account Takeover via Multiple AJA
CVE-2026-18778 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Customer PII Disclosure via Multi
CVE-2026-18777 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Arbitrary Appointment Status Chan
CVE-2026-16979 SmartCrawl < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key En
CVE-2026-18779 TrueBooker Appointment Booking < 1.2.7 - Unauthenticated Appointment and Payment Record De
CVE-2026-19055 ProSolution WP Client < 2.0.11 - Reflected XSS via Multiple Parameters
CVE-2026-19056 ProSolution WP Client < 2.0.11 - Reflected XSS via 'page' Parameter
CVE-2026-19416 KiviCare < 4.5.4 - Patient+ Cross-Patient Appointment Modification via IDOR
CVE-2026-19406 Easy Appointments < 4.0.1 - Contributor+ Sensitive Information Disclosure via REST Appoint
CVE-2026-19417 KiviCare < 4.5.4 - Patient+ Arbitrary Media Attachment Read via IDOR
CVE-2026-19782 WPS Bidouille < 1.33.5 - Subscriber+ User Email Disclosure via wps_get_users
CVE-2026-19842 SAML Single Sign On 4.8.85 - 5.4.6 - Unauthenticated Administrator Account Takeover via SA
CVE-2026-14334 Booking calendar, Appointment Booking System <= 3.2.36 - Unauthenticated Stored XSS via SV

Showing top 20 of 38 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Membership For WooCommerce
Same vendor: Unknown

V. Comments for CVE-2026-19709

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