CVE-2026-82212

Status: DeferredHigh (7.5)—

The Nexi XPay Build WordPress plugin through 7.6.2 does not correctly validate the security token on its payment notification route, accepting the request when the target order has no stored token, which allows unauthenticated attackers to mark arbitrary orders as paid, or to mark genuinely paid orders as failed.

CVSS

Version: 3.1
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Base score: 7.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 0.13%
Percentile among all scored CVEs: 2
Score date: 10/18/2026

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

ExploitationT1190 Exploit Public-Facing Applicationinitial access95 %
Primary impactT1565.002 Transmitted Data Manipulationimpact85 %
Secondary impactT1078.001 Default Accountsstealth · persistence · privilege escalation · initial access70 %

AV:N/PR:N/UI:N: explotación remota sin autenticación (T1190). Validación deficiente de token permite modificar estado de órdenes (T1565.002) y simular acceso autorizado (T1078.001).

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Vulnerability Scanning Privileged Account Management Password Policies Network Segmentation Multi-factor Authentication Limit Access to Resource Over Network

Affected technologies (1)

⚠ AI-inferred from the description — NVD hasn't analyzed this CVE yet, these aren't verified CPEs.

Nexi — Xpay Build^AI

CWEs

CWE-345

References

https://wpscan.com/vulnerability/66df6adb-336c-4660-9a63-5e6e550a2edb/

Raw JSON (NVD)

Show

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          "role": "CISA Coordinator",
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          ],
          "version": "2.0.3",
          "timestamp": "2026-10-07T09:47:29.738476Z"
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          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "NONE",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 3.9
      }
    ]
  },
  "affected": [
    {
      "source": "contact@wpscan.com",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Nexi XPay Build",
          "versions": [
            {
              "status": "affected",
              "version": "7.2.2",
              "versionType": "semver",
              "lessThanOrEqual": "7.6.2"
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          ],
          "collectionURL": "https://wordpress.org/plugins",
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  "published": "2026-10-07T07:17:01.493",
  "references": [
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  "lastModified": "2026-10-07T14:52:43.420",
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