Published: 08/12/2021 Updated: 10/12/2021

CVSS v2 Base Score: 4.3 | Impact Score: 2.9 | Exploitability Score: 8.6

CVSS v3 Base Score: 6.1 | Impact Score: 2.7 | Exploitability Score: 2.8

VMScore: 383

Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N

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.

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mozilla firefox

Mozilla Foundation Security Advisory 2021-48 Security Vulnerabilities fixed in Firefox 94 Announced November 2, 2021 Impact high Products Firefox Fixed in Firefox 94 ...

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 operating systems are unaffected.*. This vulnerability affects Firefox < 94.

CVE-2021-43530-UXSS-On-QRcode-Reader- 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 operating systems are unaffected This vulnerability affects Firefox < 94

CWE-79 https://bugzilla.mozilla.org/show_bug.cgi?id=1736886 https://www.mozilla.org/security/advisories/mfsa2021-48/https://nvd.nist.gov https://github.com/hfh86/CVE-2021-43530-UXSS-On-QRcode-Reader-https://www.mozilla.org/en-US/security/advisories/mfsa2021-48/

CVE-2021-43530

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