CVE-2024-2609: Debian Linux

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

The permission prompt input delay could expire while the window is not in focus. This makes it vulnerable to clickjacking by malicious websites. This vulnerability affects Firefox < 124, Firefox ESR < 115.10, and Thunderbird < 115.10.

Affected products

• Debian Debian Linux: version 10.0 only
• Mozilla Firefox: before 115.10.0 (fixed in 115.10.0); before 124.0 (fixed in 124.0)
• Mozilla Thunderbird: before 115.10.0 (fixed in 115.10.0)

Published 2024-03-19. Last modified 2026-06-17.