CyberRota Analysis
This is a high severity vulnerability with a CVSS score of 8.1. It affects Android, Firefox.
CVE
CVE-2021-23976
Severity
HIGH
CVSS
8.1
EPSS
1.10%
Android Firefox
Original NVD Description
When accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file paths and allowed declaring webapp manifests for other origins. This could be used to gain fullscreen access for UI spoofing and could also lead to cross-origin attacks on targeted websites. Note: This issue is a different issue from CVE-2020-26954 and only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 86.
Related CVEs
Other vulnerabilities affecting the same vendor(s)