CVE-2022-34475: Mozilla Firefox

Medium severity, CVSS 6.1. EPSS: 0.6% chance of exploitation in the next 30 days.

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.

Affected products

• Mozilla Firefox: before 102.0 (fixed in 102.0)

Published 2022-12-22. Last modified 2026-06-17.