Vulnerability Details CVE-2026-4208
The extension fails to properly reset the generated MFA code after successful authentication. This leads to a possible MFA bypass for future login attempts by providing an empty string as MFA code to the extensions MFA provider.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 20.5%
CVSS Severity
CVSS v3 Score 8.8
Products affected by CVE-2026-4208
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cpe:2.3:a:mrsilaz:mfa_mail:*
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cpe:2.3:a:mrsilaz:mfa_mail:2.0.0