CVE-2026-14433 (GCVE-0-2026-14433)

Vulnerability from cvelistv5 – Published: 2026-08-15 02:26 – Updated: 2026-08-15 02:26
VLAI
Title
Online Booking & Scheduling Calendar for WordPress by vcita <= 4.6.0 - Unauthenticated Stored Cross-Site Scripting via REST API 'business_id' Parameter
Summary
The Online Booking & Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'business_id' parameter in all versions up to, and including, 4.6.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.
CWE
  • CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Assigner
Impacted products
Credits
Show details on NVD website

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Online Booking \u0026 Scheduling Calendar for WordPress by vcita",
          "vendor": "vcita",
          "versions": [
            {
              "lessThanOrEqual": "4.6.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "MatilJ"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Online Booking \u0026 Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u0027business_id\u0027 parameter in all versions up to, and including, 4.6.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 7.2,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-79",
              "description": "CWE-79 Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-15T02:26:14.608Z",
        "orgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
        "shortName": "Wordfence"
      },
      "references": [
        {
          "url": "https://www.wordfence.com/threat-intel/vulnerabilities/id/3fbfb185-d901-4789-9a13-137f72234ed4?source=cve"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-widgets-functions.php#L22"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-api-functions.php#L83"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-api-functions.php#L17"
        },
        {
          "url": "https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-scheduler.php#L379"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2026-05-02T00:00:00.000Z",
          "value": "Discovered"
        },
        {
          "lang": "en",
          "time": "2026-08-14T14:02:35.000Z",
          "value": "Disclosed"
        }
      ],
      "title": "Online Booking \u0026 Scheduling Calendar for WordPress by vcita \u003c= 4.6.0 - Unauthenticated Stored Cross-Site Scripting via REST API \u0027business_id\u0027 Parameter"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "b15e7b5b-3da4-40ae-a43c-f7aa60e62599",
    "assignerShortName": "Wordfence",
    "cveId": "CVE-2026-14433",
    "datePublished": "2026-08-15T02:26:14.608Z",
    "dateReserved": "2026-07-01T21:41:10.504Z",
    "dateUpdated": "2026-08-15T02:26:14.608Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-14433\",\"sourceIdentifier\":\"security@wordfence.com\",\"published\":\"2026-08-15T03:16:47.130\",\"lastModified\":\"2026-08-15T03:16:47.130\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Online Booking \u0026 Scheduling Calendar for WordPress by vcita plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the \u0027business_id\u0027 parameter in all versions up to, and including, 4.6.0 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.\"}],\"affected\":[{\"source\":\"security@wordfence.com\",\"affectedData\":[{\"vendor\":\"vcita\",\"product\":\"Online Booking \u0026 Scheduling Calendar for WordPress by vcita\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThanOrEqual\":\"4.6.0\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N\",\"baseScore\":7.2,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"CHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"LOW\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":2.7}]},\"weaknesses\":[{\"source\":\"security@wordfence.com\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-79\"}]}],\"references\":[{\"url\":\"https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-api-functions.php#L17\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-api-functions.php#L83\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-scheduler.php#L379\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://plugins.trac.wordpress.org/browser/meeting-scheduler-by-vcita/tags/4.6.0/vcita-widgets-functions.php#L22\",\"source\":\"security@wordfence.com\"},{\"url\":\"https://www.wordfence.com/threat-intel/vulnerabilities/id/3fbfb185-d901-4789-9a13-137f72234ed4?source=cve\",\"source\":\"security@wordfence.com\"}]}}"
  }
}



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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

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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.
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  • 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.

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Detection rules are retrieved from Rulezet.

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