CVE-2020-11611: Cross Domain Local Storage Project Cross Domain Local Storage

Medium severity, CVSS 6.1. EPSS: 0.9% chance of exploitation in the next 30 days.

An issue was discovered in xdLocalStorage through 2.0.5. The buildMessage() function in xdLocalStorage.js specifies the wildcard (*) as the targetOrigin when calling the postMessage() function on the iframe object. Therefore any domain that is currently loaded within the iframe can receive the messages that the client sends.

Affected products

• Cross Domain Local Storage Project Cross Domain Local Storage: up to and including 2.0.5

Published 2020-04-07. Last modified 2026-06-17.