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CVE-2026-80340— Payment Plugins for PayPal WooCommerce < 2.0.26 - Unauthenticated Customer PII Disclosure via order-pay

Quick assessment

Affected
Unknown Payment Plugins for PayPal 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 2.0.26 版本之前的 PayPal WooCommerce WordPress 插件未对前端 JavaScript 配置中输出的订单数据进行订单密钥验证，使得未认证用户可以通过遍历连续的订单标识符，获取控制订单访问的密钥，进而查看该客户的账单和配送详情。

AI Predicted 5.3 Difficulty: Easy EPSS 0.14% · P4

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Payment Plugins for PayPal WooCommerce 1.0.0< 2.0.26 affected
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I. Basic Information for CVE-2026-80340

Vulnerability Information
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Vulnerability Title
Payment Plugins for PayPal WooCommerce < 2.0.26 - Unauthenticated Customer PII Disclosure via order-pay
Source: CVE Program / CVE List V5
Vulnerability Description
The Payment Plugins for PayPal WooCommerce WordPress plugin before 2.0.26 does not validate the order key before adding order data to the JavaScript configuration it outputs on the front end, allowing unauthenticated users to obtain the secret that gates access to any order and, through it, that customer's billing and shipping details, by iterating sequential order identifiers.
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 Payment Plugins for PayPal WooCommerce 1.0.0 ~ 2.0.26 -

II. Public POCs for CVE-2026-80340

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III. Intelligence Information for CVE-2026-80340

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Other References for CVE-2026-80340 (1)

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-2026-80341 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-2026-81741 Groundhogg < 4.7.2 - Open Redirect via 'redirect_to' Parameter
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 &rarr; →

IV. Related Vulnerabilities

Same product: Payment Plugins for PayPal WooCommerce
Same vendor: Unknown

V. Comments for CVE-2026-80340

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