CVE-2026-14335: Easy Digital Downloads stored XSS in PayPal IPN parameters

CVE-2026-14335 · Severity: high · CVSS 7.2 · Published 2026-10-10

Easy Digital Downloads is a WordPress plugin that enables online sales and subscriptions. The plugin fails to properly sanitize data from PayPal payment confirmations, allowing attackers to inject malicious scripts that execute when site administrators view payment logs. This could lead to account compromise or malware distribution.

Technologies: Easy Digital Downloads. Vendors: Easy Digital Downloads.

Quick answers

Is CVE-2026-14335 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-14335 being exploited in the wild.
How severe is CVE-2026-14335?
High severity, with a CVSS score of 7.2, published 10 October 2026.
Which products and versions are affected?
Easy Digital Downloads up to and including 3.6.9.
Is there a fix for CVE-2026-14335?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-14335 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2026-14335?
Check whether you run Easy Digital Downloads at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A stored cross-site scripting (XSS) vulnerability exists in the gateway error logs component due to insufficient input sanitization and output escaping of PayPal Instant Payment Notification (IPN) parameters. Unauthenticated attackers can inject arbitrary JavaScript through malicious PayPal IPN callbacks that persists in the database and executes in the context of authenticated admin users viewing the logs.

Affected products

  • Easy Digital Downloads Easy Digital Downloads up to and including 3.6.9

Timeline

  • 2026-10-10: disclosed

References

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