CVE-2026-75907 Norwegian Cruise Line Door Access - Authentication Bypass

Norwegian Cruise Line door access control uses static 7-byte UID on NTAG212 NFC chips for identification, lacking challenge-response authentication, letting attackers clone credentials to gain unauthorized access, exploit requires physical access to credential.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
EPSS
0.36% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Authentication Bypass
Impact
Broken Authentication
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Published
24 September 2026
Updated
15 October 2026
Weakness
CWE-287

Vendor fix

Implement challenge-response authentication or upgrade to NFC credentials with secure authentication mechanisms.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

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