CVE-2024-4767: Debian Linux

Medium severity, CVSS 4.3. EPSS: 0.5% chance of exploitation in the next 30 days.

If the `browser.privatebrowsing.autostart` preference is enabled, IndexedDB files were not properly deleted when the window was closed. This preference is disabled by default in Firefox. This vulnerability affects Firefox < 126, Firefox ESR < 115.11, and Thunderbird < 115.11.

Affected products

• Debian Debian Linux: version 10.0 only
• Mozilla Firefox: before 115.11.0 (fixed in 115.11.0); before 126.0 (fixed in 126.0)
• Mozilla Thunderbird: before 115.11.0 (fixed in 115.11.0)

Published 2024-05-14. Last modified 2026-06-17.