CVE-2026-81422

Full vulnerability record from the local CVENow database.

Description

The Advanced Appointment Booking & Scheduling WordPress plugin before 2.7 does not verify the site's user-registration setting before creating accounts through a publicly accessible shortcode, allowing unauthenticated attackers to register arbitrary user accounts, and be automatically logged in, even when user registration is disabled on the site.

Severity

MEDIUM

CVSS score

5.3 (v3.1)

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-09 07:17:33.060000

Last modified

2026-11-09 15:17:21.887000

View original CVE JSON

{
  "id": "CVE-2026-81422",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-09T07:17:33.060",
  "lastModified": "2026-11-09T15:17:21.887",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Advanced Appointment Booking & Scheduling WordPress plugin before 2.7 does not verify the site's user-registration setting before creating accounts through a publicly accessible shortcode, allowing unauthenticated attackers to register arbitrary user accounts, and be automatically logged in, even when user registration is disabled on the site."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Advanced Appointment Booking & Scheduling",
          "defaultStatus": "unaffected",
          "versions": [
            {
              "version": "0",
              "lessThan": "2.7",
              "versionType": "semver",
              "status": "affected"
            }
          ]
        }
      ]
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "LOW",
          "availabilityImpact": "NONE"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-11-09T13:44:02.806627Z",
          "id": "CVE-2026-81422",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-862"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/05f00d47-0014-456b-ade8-994113b5507c/",
      "source": "[email protected]"
    }
  ]
}