CVE-2026-110963

Full vulnerability record from the local CVENow database.

Description

The Userplace WordPress plugin through 1.2.0 does not perform authorization checks on an AJAX action available to unauthenticated users and publicly exposes the nonce that protects it, allowing unauthenticated attackers to create an administrator account or write arbitrary site options, leading to full site takeover.

Severity

CRITICAL

CVSS score

9.8 (v3.1)

Vulnerability status

Received

Source identifier

[email protected]

Published

2026-11-08 06:17:04.673000

Last modified

2026-11-08 19:17:33.837000

View original CVE JSON

{
  "id": "CVE-2026-110963",
  "sourceIdentifier": "[email protected]",
  "published": "2026-11-08T06:17:04.673",
  "lastModified": "2026-11-08T19:17:33.837",
  "vulnStatus": "Received",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Userplace  WordPress plugin through 1.2.0 does not perform authorization checks on an AJAX action available to unauthenticated users and publicly exposes the nonce that protects it, allowing unauthenticated attackers to create an administrator account or write arbitrary site options, leading to full site takeover."
    }
  ],
  "affected": [
    {
      "source": "[email protected]",
      "affectedData": [
        {
          "vendor": "Unknown",
          "product": "Userplace",
          "defaultStatus": "unknown",
          "versions": [
            {
              "version": "0",
              "lessThanOrEqual": "1.2.0",
              "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:H/I:H/A:H",
          "baseScore": 9.8,
          "baseSeverity": "CRITICAL",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 5.9
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "timestamp": "2026-11-08T18:55:57.084349Z",
          "id": "CVE-2026-110963",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "role": "CISA Coordinator",
          "version": "2.0.3"
        }
      }
    ]
  },
  "weaknesses": [
    {
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-269"
        }
      ]
    }
  ],
  "references": [
    {
      "url": "https://wpscan.com/vulnerability/c30f71d3-2ec4-4bee-8864-f7c19cf6fcb7/",
      "source": "[email protected]"
    }
  ]
}