CVE-2023-28160: Mozilla Firefox

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

When following a redirect to a publicly accessible web extension file, the URL may have been translated to the actual local path, leaking potentially sensitive information. This vulnerability affects Firefox < 111.

Affected products

• Mozilla Firefox: before 111.0 (fixed in 111.0)

Published 2023-06-02. Last modified 2026-06-17.