← Back to CVE search

CVE-2026-12321

Firefox

Description

JIT miscompilation in the JavaScript: WebAssembly component. This vulnerability was fixed in Firefox 152 and Thunderbird 152.

CVSS 5.4EPSS 0.159%Risk 0.55
View source
Published
2026-06-16 13:16:32
Affected versions
<152
Type
Web application
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N