PT-2026-41918

CVE-2026-8964

Published

2026-05-19

Updated

2026-07-25

CVSS 2.0

7.8

High

MetricsAV:N/AC:L/Au:N/C:N/I:C/A:N

Name of the Vulnerable Software and Affected Versions Firefox versions prior to 151 Thunderbird versions prior to 151

Description A spoofing issue exists within the Popup Blocker component.

Recommendations Update to version 151.

Exploitability

Fix

Impacts

Researchers

Vendors

Affected products

Weakness enumeration

Related identifiers

OPENSUSE-SU-2026:10863-1

OPENSUSE-SU-2026:11373-1

Found an issue in the description? Have something to add? Feel free to write us 👾