CVE-2026-100820
HIGH
NVD
CVSS Score
8.8
Severity
HIGH
Published
Sep 29, 2026
Vendor
unknown
Description
Privilege escalation in the Address Bar component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17.
Privilege escalation in the Address Bar component. This vulnerability was fixed in Firefox ESR 153.4, Firefox 157, and Firefox ESR 140.17.