Published: 24/06/2021 Updated: 02/07/2021

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

Lack of escaping allowed HTML injection when a webpage was viewed in Reader View. While a Content Security Policy prevents direct code execution, HTML injection is still possible. *Note: This issue only affected Firefox for Android. Other operating systems are unaffected.*. This vulnerability affects Firefox < 88.

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mozilla firefox

Mozilla Foundation Security Advisory 2021-16 Security Vulnerabilities fixed in Firefox 88 Announced April 19, 2021 Impact high Products Firefox Fixed in Firefox 88 ...

A security issue has been found in Firefox before version 88 Lack of escaping allowed HTML injection when a webpage was viewed in Reader View While a Content Security Policy prevents direct code execution, HTML injection is still possible Note: This issue only affected Firefox for Android Other operating systems are unaffected ...

CWE-79 https://www.mozilla.org/security/advisories/mfsa2021-16/https://bugzilla.mozilla.org/show_bug.cgi?id=1697604 https://nvd.nist.gov https://www.mozilla.org/en-US/security/advisories/mfsa2021-16/https://security.archlinux.org/CVE-2021-29944

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CVE-2021-29944

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