Published: 09/12/2020 Updated: 10/12/2020

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

CVSS v3 Base Score: 4.3 | Impact Score: 1.4 | Exploitability Score: 2.8

VMScore: 383

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

When accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file paths and allowed declaring webapp manifests for other origins. This could be used to gain fullscreen access for UI spoofing and could also lead to cross-origin attacks on targeted websites. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 83.

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mozilla firefox

Mozilla Foundation Security Advisory 2021-07 Security Vulnerabilities fixed in Firefox 86 Announced February 23, 2021 Impact high Products Firefox Fixed in Firefox 86 ...

Mozilla Foundation Security Advisory 2020-50 Security Vulnerabilities fixed in Firefox 83 Announced November 17, 2020 Impact high Products Firefox Fixed in Firefox 83 ...

NVD-CWE-Other https://www.mozilla.org/security/advisories/mfsa2020-50/https://bugzilla.mozilla.org/show_bug.cgi?id=1657026 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2021-07/

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CVE-2020-26954

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