CVE-2021-29944: XSS
First published: Mon Apr 19 2021(Updated: )
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.
Credit: security@mozilla.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Firefox | <88 | 88 |
| Firefox | <88.0 |
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Reference Links
Peer vulnerabilities
(Found alongside the following vulnerabilities)
Frequently Asked Questions
What is the severity of CVE-2021-29944?
The severity of CVE-2021-29944 is considered moderate due to the potential for HTML injection.
How do I fix CVE-2021-29944?
To fix CVE-2021-29944, update Firefox for Android to version 88 or later.
Who is affected by CVE-2021-29944?
CVE-2021-29944 specifically affects users of Firefox for Android version prior to 88.
What type of vulnerability is CVE-2021-29944?
CVE-2021-29944 is an HTML injection vulnerability due to lack of proper escaping.
Can CVE-2021-29944 lead to code execution?
No, CVE-2021-29944 does not allow for direct code execution but enables HTML injection.
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