CVE-2026-46419
7.5
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Yubico | webauthn-server-core | 2.8.0 < 2.8.2 | affected |
Weaknesses
- CWE-253: CWE-253 Incorrect Check of Function Return Value
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
References
- https://www.yubico.com/support/security-advisories/ysa-2026-02/
- https://github.com/Yubico/java-webauthn-server/releases/tag/2.8.2
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