CVE-2023-37208: Debian Linux

High severity, CVSS 7.8. EPSS: 0.2% chance of exploitation in the next 30 days.

When opening Diagcab files, Firefox did not warn the user that these files may contain malicious code. This vulnerability affects Firefox < 115, Firefox ESR < 102.13, and Thunderbird < 102.13.

Affected products

• Debian Debian Linux: version 10.0 only; version 11.0 only; version 12.0 only
• Mozilla Firefox: before 115.0 (fixed in 115.0)
• Mozilla Firefox ESR: before 102.13 (fixed in 102.13)
• Mozilla Thunderbird: before 102.13 (fixed in 102.13)

Published 2023-07-05. Last modified 2026-06-17.