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MEDIUM · 6.1

CVE-2021-43530

A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other op...

Vulnerability Description

A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 94.

CVSS Score

6.1

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
MozillaFirefox< 94.0
GoogleAndroid-

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2021-43530?

CVE-2021-43530 is a vulnerability with a CVSS score of 6.1 (MEDIUM). A Universal XSS vulnerability was present in Firefox for Android resulting from improper sanitization when processing a URL scanned from a QR code. *This bug only affects Firefox for Android. Other op...

How severe is CVE-2021-43530?

CVE-2021-43530 has been rated MEDIUM with a CVSS base score of 6.1/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-43530?

Check the references section above for vendor advisories and patch information. Affected products include: Mozilla Firefox, Google Android.