Klarna Checkout for WooCommerce <= 2.13.4 - Denial of Service

Uncontrolled Resource Consumption
CVE CVE-2024-13925
CVSS Medium (5.3)
Publicly Published March 27, 2025
Last Updated April 22, 2025
Description

The Klarna Checkout for WooCommerce plugin for WordPress is vulnerable to Denial of Service in all versions up to, and including, 2.13.4. This is due to kco_wc_log_js() function not restricting the size of the debug log. This makes it possible for unauthenticated attackers to fill up the log, potentially filling up the disk space and leading to a denial of service.

References

1 affected software package

Software Type Plugin
Software Slug klarna-checkout-for-woocommerce (view on wordpress.org)
Patched? Yes
Affected Version
  • <= 2.13.4
Patched Version
  • 2.13.5
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