CVE-2026-46419
High
Published: 14 May 2026
Published
14 May 2026
Modified
14 May 2026
KEV Added
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Patch
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CVSS Score
7.5
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0001
2.6th percentile
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2026-46419 is a high-severity Incorrect Check of Function Return Value (CWE-253) vulnerability in Yubico (inferred from references). Its CVSS base score is 7.5 (High).
Operationally, ranked at the 2.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
NVD Description
Yubico webauthn-server-core (aka java-webauthn-server) 2.8.0 before 2.8.2 incorrectly checks a function's return value in the second factor flow, leading to impersonation.
Deeper analysisAI
Automated synthesis unavailable for this CVE.
Details
- CWE(s)
Affected Products
Yubico
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inferred from references and description; NVD did not file a CPE for this CVE