CVE-2021-43530
MEDIUM 6.1EPSS 1.4%
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 v3.1
- 6.1 MEDIUM
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - CVSS v2.0
- 4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:P/A:N - EPSS
- 1.39% chance of exploitation in the next 30 days, 70th percentile
- Published
- 2021-12-08
- Updated
- 2024-08-04
Proof-of-concept exploits (1)
- hfh86/CVE-2021-43530-UXSS-On-QRcode-Reader-2★ · 2026-05-30