What is CVE-2026-54810?

CVE-2026-54810 is a high-severity vulnerability in Nexi Payments Xpay, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-06-17.

How severe is CVE-2026-54810?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Nexi Payments Xpay

CVE-2026-54810

Missing Authorization vulnerability in Nexi Payments Nexi XPay allows Exploiting Incorrectly Configured Access Control Security Levels. This issue affects Nexi XPay: from n/a through 8.3.1.

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Nexi Payments Xpay — versions n/a

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

audit@patchstack.com (vdb-entry)

Frequently asked questions

What is CVE-2026-54810?: CVE-2026-54810 is a high-severity vulnerability in Nexi Payments Xpay, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-06-17.
How severe is CVE-2026-54810?: High severity. CVSS v3 base score is 7.5 out of 10.