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CVE PROGRAM SOURCE RECORD9.6 Critical

CVE-2026-109750

Site isolation issue in the DOM: Web Authentication component

Description

Site isolation issue in the DOM: Web Authentication component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Mozilla Firefox

  • 158 to ≤ *unaffected

Mozilla Thunderbird

  • 158 to ≤ *unaffected

References