WordPress Nexi XPay plugin <= 8.3.1 - Broken Access Control vulnerability

published 2026-06-17 4 mo ago modified 2026-10-26 13 d ago also EUVD-2026-37725

cvss: 7.5; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 14%
public exploits: 0; none known

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.

Patch / fix

fixed in 1

Nexi Payments Nexi XPay 8.3.2

CISA SSVC

Exploitation: none
Automatable: yes
Technical impact: partial
Assessed: 4 mo ago (2026-06-17)

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 14% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected products

Nexi Payments Nexi XPay

Classification

Weakness

CWE-862 Missing Authorization

Technology feeds

WordPress rss critical rss

References

patchstack.com /database/wordpress/plugin/cartasi-x-pay/vulnerability/wordpress-nexi-xpay-plugin-8-3-1-broken-access-control-
vdb-entry

Sources

CVE List CVE-2026-54810
NVD CVE-2026-54810

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary