CVE-2026-54810 (GCVE-0-2026-54810)

Vulnerability from cvelistv5 – Published: 2026-06-17 14:21 – Updated: 2026-06-17 15:39
VLAI
Title
WordPress Nexi XPay plugin <= 8.3.1 - Broken Access Control vulnerability
Summary
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.
Severity
7.5 (High)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
SSVC
Exploitation: none Automatable: yes Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
Assigner
References
Impacted products
Vendor Product Version
Nexi Payments Nexi XPay Affected: n/a , ≤ 8.3.1 (custom)
Create a notification for this product.
Credits
hivesec | Patchstack Bug Bounty Program
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-54810",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-06-17T15:18:39.976390Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-06-17T15:39:00.242Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Nexi XPay",
          "vendor": "Nexi Payments",
          "versions": [
            {
              "changes": [
                {
                  "at": "8.3.2",
                  "status": "unaffected"
                }
              ],
              "lessThanOrEqual": "8.3.1",
              "status": "affected",
              "version": "n/a",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "user": "00000000-0000-4000-9000-000000000000",
          "value": "hivesec | Patchstack Bug Bounty Program"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Missing Authorization vulnerability in Nexi Payments Nexi XPay allows Exploiting Incorrectly Configured Access Control Security Levels.\u003cp\u003eThis issue affects Nexi XPay: from n/a through 8.3.1.\u003c/p\u003e"
            }
          ],
          "value": "Missing Authorization vulnerability in Nexi Payments Nexi XPay allows Exploiting Incorrectly Configured Access Control Security Levels.\n\nThis issue affects Nexi XPay: from n/a through 8.3.1."
        }
      ],
      "impacts": [
        {
          "capecId": "CAPEC-180",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels"
            }
          ]
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "format": "CVSS",
          "scenarios": [
            {
              "lang": "en",
              "value": "GENERAL"
            }
          ]
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "CWE-862 Missing Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-17T14:21:19.701Z",
        "orgId": "21595511-bba5-4825-b968-b78d1f9984a3",
        "shortName": "Patchstack"
      },
      "references": [
        {
          "tags": [
            "vdb-entry"
          ],
          "url": "https://patchstack.com/database/wordpress/plugin/cartasi-x-pay/vulnerability/wordpress-nexi-xpay-plugin-8-3-1-broken-access-control-vulnerability?_s_id=cve"
        }
      ],
      "solutions": [
        {
          "lang": "en",
          "supportingMedia": [
            {
              "base64": false,
              "type": "text/html",
              "value": "Update the WordPress Nexi XPay Plugin to the latest available version (at least 8.3.2)."
            }
          ],
          "value": "Update the WordPress Nexi XPay Plugin to the latest available version (at least 8.3.2)."
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "WordPress Nexi XPay plugin \u003c= 8.3.1 - Broken Access Control vulnerability",
      "x_generator": {
        "engine": "Vulnogram 0.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "21595511-bba5-4825-b968-b78d1f9984a3",
    "assignerShortName": "Patchstack",
    "cveId": "CVE-2026-54810",
    "datePublished": "2026-06-17T14:21:19.701Z",
    "dateReserved": "2026-06-16T09:21:34.478Z",
    "dateUpdated": "2026-06-17T15:39:00.242Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-54810",
      "date": "2026-06-18",
      "epss": "0.00243",
      "percentile": "0.15219"
    },
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"21595511-bba5-4825-b968-b78d1f9984a3\", \"shortName\": \"Patchstack\", \"dateUpdated\": \"2026-06-17T14:21:19.701Z\"}, \"title\": \"WordPress Nexi XPay plugin \u003c= 8.3.1 - Broken Access Control vulnerability\", \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"cweId\": \"CWE-862\", \"description\": \"CWE-862 Missing Authorization\", \"type\": \"CWE\"}]}], \"impacts\": [{\"capecId\": \"CAPEC-180\", \"descriptions\": [{\"lang\": \"en\", \"value\": \"CAPEC-180 Exploiting Incorrectly Configured Access Control Security Levels\"}]}], \"affected\": [{\"vendor\": \"Nexi Payments\", \"product\": \"Nexi XPay\", \"versions\": [{\"status\": \"affected\", \"version\": \"n/a\", \"lessThanOrEqual\": \"8.3.1\", \"changes\": [{\"at\": \"8.3.2\", \"status\": \"unaffected\"}], \"versionType\": \"custom\"}], \"defaultStatus\": \"unaffected\"}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"Missing Authorization vulnerability in Nexi Payments Nexi XPay allows Exploiting Incorrectly Configured Access Control Security Levels.\\n\\nThis issue affects Nexi XPay: from n/a through 8.3.1.\", \"supportingMedia\": [{\"type\": \"text/html\", \"base64\": false, \"value\": \"Missing Authorization vulnerability in Nexi Payments Nexi XPay allows Exploiting Incorrectly Configured Access Control Security Levels.\u003cp\u003eThis issue affects Nexi XPay: from n/a through 8.3.1.\u003c/p\u003e\"}]}], \"references\": [{\"url\": \"https://patchstack.com/database/wordpress/plugin/cartasi-x-pay/vulnerability/wordpress-nexi-xpay-plugin-8-3-1-broken-access-control-vulnerability?_s_id=cve\", \"tags\": [\"vdb-entry\"]}], \"metrics\": [{\"format\": \"CVSS\", \"scenarios\": [{\"lang\": \"en\", \"value\": \"GENERAL\"}], \"cvssV3_1\": {\"version\": \"3.1\", \"attackVector\": \"NETWORK\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"NONE\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"NONE\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\", \"baseSeverity\": \"HIGH\", \"baseScore\": 7.5, \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H\"}}], \"solutions\": [{\"lang\": \"en\", \"value\": \"Update the WordPress Nexi XPay Plugin to the latest available version (at least 8.3.2).\", \"supportingMedia\": [{\"type\": \"text/html\", \"base64\": false, \"value\": \"Update the WordPress Nexi XPay Plugin to the latest available version (at least 8.3.2).\"}]}], \"credits\": [{\"lang\": \"en\", \"value\": \"hivesec | Patchstack Bug Bounty Program\", \"user\": \"00000000-0000-4000-9000-000000000000\", \"type\": \"finder\"}], \"source\": {\"discovery\": \"EXTERNAL\"}, \"x_generator\": {\"engine\": \"Vulnogram 0.2.0\"}}, \"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-54810\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-06-17T15:18:39.976390Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-06-17T15:38:52.400Z\"}}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-54810\", \"assignerOrgId\": \"21595511-bba5-4825-b968-b78d1f9984a3\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"Patchstack\", \"dateReserved\": \"2026-06-16T09:21:34.478Z\", \"datePublished\": \"2026-06-17T14:21:19.701Z\", \"dateUpdated\": \"2026-06-17T15:39:00.242Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.