CVE-2022-38472: Mozilla Firefox

Medium severity, CVSS 6.5. EPSS: 0.4% chance of exploitation in the next 30 days.

An attacker could have abused XSLT error handling to associate attacker-controlled content with another origin which was displayed in the address bar. This could have been used to fool the user into submitting data intended for the spoofed origin. This vulnerability affects Thunderbird < 102.2, Thunderbird < 91.13, Firefox ESR < 91.13, Firefox ESR < 102.2, and Firefox < 104.

Affected products

• Mozilla Firefox: before 104.0 (fixed in 104.0); from 102.0, before 102.2 (fixed in 102.2)
• Mozilla Thunderbird: before 91.13 (fixed in 91.13); from 102.0, before 102.2 (fixed in 102.2)

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