PT-2026-126590

CVE-2026-118008

Published

2026-10-27

Updated

2026-10-27

CVSS 3.1

8.8

High

MetricsAV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 159 Thunderbird versions prior to 159

Description Privilege escalation exists within the DOM: Navigation component.

Recommendations Update Firefox to version 159. Update Thunderbird to version 159.

Exploitability

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

Related identifiers

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