CVE-2026-92066

critical · 9.8

Sandbox escape in the Profile Backup component. This vulnerability was fixed in Firefox 156 and Thunderbird 156.

9.8

CVSS

0.1%

EPSS (exploit prob.)

4th

EPSS percentile

2026-09-15

Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-693

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-92066