QID 980507

QID 980507: Nodejs (npm) Security Update for react-native-webview (GHSA-36j3-xxf7-4pqg)

A universal cross-site scripting (UXSS) vulnerability, CVE-2020-6506 (https://crbug.com/1083819), has been identified in the Android WebView system component, which allows cross-origin iframes to execute arbitrary JavaScript in the top-level document. This vulnerability affects React Native apps which use a `react-native-webview` that allows navigation to arbitrary URLs, and when that app runs on systems with an Android WebView version prior to 83.0.4103.106.

## Pending mitigation

Ensure users update their Android WebView system component via the Google Play Store to 83.0.4103.106 or higher to avoid this UXSS. 'react-native-webview' is working on a mitigation but it could take some time.

Successful exploitation of this vulnerability may affect the confidentiality, integrity, and availability of the targeted user.

CVSS V3 rated as High - 6.5 severity.

CVSS V2 rated as Medium - 4.3 severity.

Solution

Customers are advised to refer to GHSA-36j3-xxf7-4pqg for updates pertaining to this vulnerability.

Vendor References

GHSA-36j3-xxf7-4pqg - github.com/advisories/GHSA-36j3-xxf7-4pqg

CVEs related to QID 980507

CVE-2020-6506 |

Software Advisories

Advisory ID	Software	Component	Link
GHSA-36j3-xxf7-4pqg	react-native-webview		github.com/advisories/GHSA-36j3-xxf7-4pqg

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