CVE-2022-34475: XSS

Published Jun 28, 2022
·
Updated

SVG <code>&lt;use&gt;</code> tags that referenced a same-origin document could have resulted in script execution if attacker input was sanitized via the HTML Sanitizer API. This would have required the attacker to reference a same-origin JavaScript file containing the script to be executed. This vulnerability affects Firefox < 102.

Other sources

SVG <use> tags that referenced a same-origin document could have resulted in script execution if attacker input was sanitized via the HTML Sanitizer API. This would have required the attacker to reference a same-origin JavaScript file containing the script to be executed.

Affected Software

2 affected componentsFixes available
Mozilla Firefox<102
102
Mozilla Firefox<102.0

Event History

Jun 28, 2022
CVE Published
12:00 AM
Dec 22, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionWeakness
Data Sourced
via NVD·08:15 PM
DescriptionSeverityWeaknessAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2022-34475?

CVE-2022-34475 is classified as a high severity vulnerability.

2

How do I fix CVE-2022-34475?

To fix CVE-2022-34475, update Mozilla Firefox to version 102.0 or later.

3

What impact does CVE-2022-34475 have on users?

CVE-2022-34475 could allow attackers to execute scripts through malicious SVG <code>&lt;use&gt;</code> tags.

4

Which versions of Firefox are affected by CVE-2022-34475?

CVE-2022-34475 affects Mozilla Firefox versions prior to 102.0.

5

Is the HTML Sanitizer API involved in CVE-2022-34475?

Yes, the HTML Sanitizer API plays a role in the vulnerability by potentially sanitizing attacker input.

Contact

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