CVE-2022-22744: Mozilla Firefox

High severity, CVSS 8.8. EPSS: 1.4% chance of exploitation in the next 30 days.

The constructed curl command from the "Copy as curl" feature in DevTools was not properly escaped for PowerShell. This could have lead to command injection if pasted into a Powershell prompt.<br>*This bug only affects Thunderbird for Windows. Other operating systems are unaffected.*. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.

Affected products

• Mozilla Firefox: before 96.0 (fixed in 96.0)
• Mozilla Firefox ESR: before 91.5 (fixed in 91.5)
• Mozilla Thunderbird: before 91.5 (fixed in 91.5)

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