CVE-2026-14335— Easy Digital Downloads <= 3.6.9 - Unauthenticated Stored Cross-Site Scripting via PayPal IPN Parameters
Quick assessment
Affected
smub Easy Digital Downloads – eCommerce Payments and Subscriptions made easy
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.
WordPress 插件 Easy Digital Downloads（功能：简化电商支付与订阅）存在存储型跨站脚本漏洞。该漏洞存在于所有版本（包括 3.6.9 及以下版本），原因是 PayPal 即时付款通知（IPN）参数在输入时未进行充分的清理（sanitization），在输出时未进行充分的转义（escaping）。攻击者无需认证即可在页面中注入任意的 Web 脚本，当用户访问被注入的页面时，这些脚本将自动执行。
Possible ATT&CK Techniques 1 AI
T1059.007 · JavaScript
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2026-14335
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Easy Digital Downloads <= 3.6.9 - Unauthenticated Stored Cross-Site Scripting via PayPal IPN Parameters
Source: CVE Program / CVE List V5
Vulnerability Description
The Easy Digital Downloads – eCommerce Payments and Subscriptions made easy plugin for WordPress is vulnerable to Stored Cross-Site Scripting via PayPal IPN Parameters in all versions up to, and including, 3.6.9 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| smub | Easy Digital Downloads – eCommerce Payments and Subscriptions made easy | 0 ~ 3.6.9 | - |
|
II. Public POCs for CVE-2026-14335
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2026-14335
请登录查看更多情报信息。
News Coverage for CVE-2026-14335 (1)
IV. Related Vulnerabilities
-
CVE-2026-12476
Easy Digital Downloads <= 3.6.9 - Authenticated (Shop Manage -
CVE-2026-7533
Easy Digital Downloads <= 3.6.7 - Cross-Site Request Forgery -
CVE-2025-14783
Easy Digital Downloads <= 3.6.2 - Unvalidated Redirect in Pa -
CVE-2025-11271
Easy Digital Download <= 3.5.2 - Insufficient Verification t -
CVE-2025-8102
Easy Digital Downloads <= 3.5.0 - Cross-Site Request Forgery
Same vendor: smub
-
CVE-2026-101921
WPForms <= 2.0.2.1 - Reflected Cross-Site Scripting via 'que -
CVE-2026-100152
All in One SEO <= 5.0.2 - Unauthenticated Arbitrary Shortcod -
CVE-2026-85492
All in One SEO <= 5.0.1.1 - Reflected DOM-Based Cross-Site S -
CVE-2026-93756
Smash Balloon Social Post Feed <= 4.13.0 - Unauthenticated S -
CVE-2026-88996
WPForms <= 2.0.2 - Reflected Cross-Site Scripting via 'page_
Same weakness: CWE-79
-
CVE-2026-4791
PeproDev Ultimate Profile Solutions <= 8.2.36 - Authenticate -
CVE-2026-107657
HivePress <= 1.7.31 - Unauthenticated Stored Cross-Site Scri -
CVE-2026-93951
WordPress Zeinet theme <= 1.0.0 - Reflected Cross Site Scrip -
CVE-2026-103478
Premium Packages <= 7.2.6 - Authenticated (Subscriber+) Stor -
CVE-2026-97340
Avada | Website Builder For WordPress & WooCommerce <= 7.16.
V. Comments for CVE-2026-14335
No comments yet