Vulnerability · Published Apr 7, 2020 · Assigned by mitre
CVE-2020-11611
Medium 6.1
In plain English
A medium-severity security flaw in the xdlocalstorage package (npm). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 61% of all known vulnerabilities).
Severity (CVSS NVD)6.1Medium
Exploit odds (30 days)0.9%top 39.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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 packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | xdlocalstorage | no fix listed | GHSA-c6c4-jmqx-3r33 |