CVE-2026-14335 Easy Digital Downloads <= 3.6.9 - Unauthenticated Stored Cross-Site Scripting via PayPal IPN Parameters
Unauthenticated attackers can inject arbitrary scripts via PayPal IPN parameters, leading to script execution when users view affected pages.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-14335?
CVE-2026-14335 is a high-severity cross-site scripting vulnerability in smub Easy Digital Downloads – eCommerce Payments and Subscriptions made easy, published on 10 Oct 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official 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.
Weakness: CWE-79
Which versions are affected by CVE-2026-14335?
How do I fix CVE-2026-14335?
No fix has been published for CVE-2026-14335 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2026-14335 being exploited?
There is no known exploitation of CVE-2026-14335 in the wild and no public exploit code.
Sources
Also known as GHSA-fx82-3c3c-j2g6.