Published: 07/01/2021 Updated: 12/01/2021

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

CVSS v3 Base Score: 6.5 | Impact Score: 3.6 | Exploitability Score: 2.8

VMScore: 383

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

By attempting to connect a website using an unresponsive port, an attacker could have controlled the content of a tab while the URL bar displayed the original domain. *Note: This issue only affects Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 84.

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mozilla firefox

Mozilla Foundation Security Advisory 2020-54 Security Vulnerabilities fixed in Firefox 84 Announced December 15, 2020 Impact critical Products Firefox Fixed in Firefox 84 ...

Severity Unknown Remote Unknown Type Unknown Description AVG-1362 firefox 830-2 840-1 High Fixed ...

NVD-CWE-noinfo https://www.mozilla.org/security/advisories/mfsa2020-54/https://bugzilla.mozilla.org/show_bug.cgi?id=1676311 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2020-54/

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CVE-2020-26977

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