CVE•Published 2026-05-14•Modified 2026-05-14•0 articles on news•6 live references•NVD data
CVE-2026-46419
Vulnerability data via NVD (ingested)
CVSS v3.1
7.5
HIGH
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
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.
Timeline
Published 2026-05-14
Modified 2026-05-14
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
More intel sources (5)
Shodan report
vuln:CVE-2026-46419Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-46419Censys host search filtered to this CVE id.
grep.app
CVE-2026-46419Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-46419GitHub code search for direct mentions.
Google dork
"CVE-2026-46419" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-46419 on GitHub.
We haven't classified any articles referencing CVE-2026-46419 yet. The external references above still apply.