CRITICALCVSS 9.6
CVE-2026-109750
CVE-2026-109750 updated by NVD
Summary
Site isolation issue in the DOM: Web Authentication component. This vulnerability was fixed in Firefox 158 and Thunderbird 158.
References
Includes data from the National Vulnerability Database (NIST). NVD data is in the public domain; this page is not endorsed by NIST.
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