SB2020092517 - Universal XSS in react-native-webview package

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Main Vulnerability Database SB2020092517

SB2020092517 - Universal XSS in react-native-webview package

Published: September 25, 2020 Updated: October 1, 2020

Security Bulletin ID SB2020092517
Severity
Low
Patch available
NO
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 1 security vulnerability.


1) Universal cross-site scripting (CVE-ID: CVE-2020-6506)

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in the Google Chrome WebView system component. The vulnerability allows cross-origin iframes to execute arbitrary JavaScript in the top-level document.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.


Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References