CVE-2026-92074

HighCVSS 8.8/10Last modified Oct 5, 2026

Description

Mitigation bypass in the Popup Blocker component. This vulnerability was fixed in Firefox 156, Firefox ESR 153.3, Thunderbird 156, and Thunderbird 153.3.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Weakness enumeration

CWE-693

Affected software

No affected versions have been published.

Timeline

Published: Sep 15, 2026
Last modified: Oct 5, 2026
NVD status: Analyzed

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