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CVE-2021-23957

nvd nist
Published: Feb 26, 2021Modified: Jun 17, 2026

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7.4
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N
Exploitability: 2.8 / Impact: 4.0
Source: NVD

Description

Navigations through the Android-specific `intent` URL scheme could have been misused to escape iframe sandbox. Note: This issue only affected Firefox for Android. Other operating systems are unaffected. This vulnerability affects Firefox < 85.

Affected (1)

Products: Mozilla: Firefox
1 product
Firefox
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Before 85.0

References (4)

Source: security@mozilla.org
Issue TrackingPermissions RequiredVendor Advisory
Source: security@mozilla.org
Release NotesVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Issue TrackingPermissions RequiredVendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Release NotesVendor Advisory

Timeline

No history available yet.