CVE-2020-12404: XSS
Published May 30, 2020
·Updated
For native-to-JS bridging the app requires a unique token to be passed that ensures non-app code can't call the bridging functions. That token could leak when used for downloading files.
Affected Software
4 affected components
Mozilla Firefox Iphone Os<26.0
All of the following
Mozilla Firefox=26
Apple iOS
Mozilla Firefox Mobile Iphone Os<26.0
Event History
May 30, 2020
CVE Published
12:00 AM
Jul 9, 2020
CVE Published
via MITRE·02:44 PM
Data Sourced
via MITRE·02:44 PM
DescriptionWeakness
Data Sourced
via NVD·03:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2020-12404?
CVE-2020-12404 has been rated as a high severity vulnerability due to its potential to expose sensitive token information during file downloads.
2
How do I fix CVE-2020-12404?
To fix CVE-2020-12404, update your Mozilla Firefox to version 26.0 or later.
3
What is the impact of CVE-2020-12404?
CVE-2020-12404 can lead to unauthorized access to bridging functions by leaking a unique token used for native-to-JS bridging.
4
Which software versions are affected by CVE-2020-12404?
CVE-2020-12404 affects Mozilla Firefox versions prior to 26.0 on iOS devices.
5
Does CVE-2020-12404 affect only iOS devices?
Yes, CVE-2020-12404 specifically impacts the Firefox browser on iOS operating systems.