Vulnerability-Lookup

CVE-2026-15147 (GCVE-0-2026-15147)

Vulnerability from cvelistv5 – Published: 2026-08-06 17:07 – Updated: 2026-08-07 14:11

Title

Five Star Restaurant Reservations < 2.7.23 - Unauthenticated Payment Bypass and Booking Confirmation via IDOR

Summary

The Five Star Restaurant Reservations WordPress plugin before 2.7.23 does not verify the authenticity of incoming payment notifications, failing to validate the payment recipient, amount, and status or to bind the notification to the intended booking, allowing unauthenticated attackers to mark arbitrary pending reservations as paid and confirmed.

Severity

5.3 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

SSVC

Exploitation: poc Automatable: yes Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-07 14:10 UTC

CWE

CWE-345 Insufficient Verification of Data Authenticity
CWE-639 Authorization Bypass Through User-Controlled Key
CWE-345 - Insufficient Verification of Data Authenticity
CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

WPScan

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/9cfa5856-3c30-45…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version
Unknown	Five Star Restaurant Reservations	Affected: 0 , < 2.7.23 (semver)

Credits

Muni Nitish Kumar Yaddala WPScan

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2026-15147",
                "options": [
                  {
                    "Exploitation": "poc"
                  },
                  {
                    "Automatable": "yes"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-07T14:10:54.581892Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-345",
                "description": "CWE-345 Insufficient Verification of Data Authenticity",
                "lang": "en",
                "type": "CWE"
              }
            ]
          },
          {
            "descriptions": [
              {
                "cweId": "CWE-639",
                "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-07T14:11:14.801Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "product": "Five Star Restaurant Reservations",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "2.7.23",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Muni Nitish Kumar Yaddala"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Five Star Restaurant Reservations WordPress plugin before 2.7.23 does not verify the authenticity of incoming payment notifications, failing to validate the payment recipient, amount, and status or to bind the notification to the intended booking, allowing unauthenticated attackers to mark arbitrary pending reservations as paid and confirmed."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-345 Insufficient Verification of Data Authenticity",
              "lang": "en",
              "type": "CWE"
            }
          ]
        },
        {
          "descriptions": [
            {
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-06T17:07:31.341Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/9cfa5856-3c30-451d-895e-3d68208d834d/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Five Star Restaurant Reservations \u003c 2.7.23 - Unauthenticated Payment Bypass and Booking Confirmation via IDOR",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-15147",
    "datePublished": "2026-08-06T17:07:31.341Z",
    "dateReserved": "2026-07-08T19:33:48.625Z",
    "dateUpdated": "2026-08-07T14:11:14.801Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-15147",
      "date": "2026-08-13",
      "epss": "0.00125",
      "percentile": "0.02607"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-15147\",\"sourceIdentifier\":\"contact@wpscan.com\",\"published\":\"2026-08-06T22:16:47.450\",\"lastModified\":\"2026-08-07T14:16:56.650\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The Five Star Restaurant Reservations WordPress plugin before 2.7.23 does not verify the authenticity of incoming payment notifications, failing to validate the payment recipient, amount, and status or to bind the notification to the intended booking, allowing unauthenticated attackers to mark arbitrary pending reservations as paid and confirmed.\"}],\"affected\":[{\"source\":\"contact@wpscan.com\",\"affectedData\":[{\"vendor\":\"Unknown\",\"product\":\"Five Star Restaurant Reservations\",\"defaultStatus\":\"unaffected\",\"collectionURL\":\"https://wordpress.org/plugins\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"2.7.23\",\"versionType\":\"semver\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"contact@wpscan.com\",\"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\":\"2026-08-07T14:10:54.581892Z\",\"id\":\"CVE-2026-15147\",\"options\":[{\"exploitation\":\"poc\"},{\"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-345\"},{\"lang\":\"en\",\"value\":\"CWE-639\"}]}],\"references\":[{\"url\":\"https://wpscan.com/vulnerability/9cfa5856-3c30-451d-895e-3d68208d834d/\",\"source\":\"contact@wpscan.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-15147\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-07T14:10:54.581892Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-345\", \"description\": \"CWE-345 Insufficient Verification of Data Authenticity\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-639\", \"description\": \"CWE-639 Authorization Bypass Through User-Controlled Key\"}]}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-08-07T14:11:09.970Z\"}}], \"cna\": {\"title\": \"Five Star Restaurant Reservations \u003c 2.7.23 - Unauthenticated Payment Bypass and Booking Confirmation via IDOR\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Muni Nitish Kumar Yaddala\"}, {\"lang\": \"en\", \"type\": \"coordinator\", \"value\": \"WPScan\"}], \"metrics\": [{\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N\"}}], \"affected\": [{\"vendor\": \"Unknown\", \"product\": \"Five Star Restaurant Reservations\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"2.7.23\", \"versionType\": \"semver\"}], \"collectionURL\": \"https://wordpress.org/plugins\", \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://wpscan.com/vulnerability/9cfa5856-3c30-451d-895e-3d68208d834d/\", \"tags\": [\"exploit\", \"vdb-entry\", \"technical-description\"]}], \"x_generator\": {\"engine\": \"WPScan CVE Generator\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"The Five Star Restaurant Reservations WordPress plugin before 2.7.23 does not verify the authenticity of incoming payment notifications, failing to validate the payment recipient, amount, and status or to bind the notification to the intended booking, allowing unauthenticated attackers to mark arbitrary pending reservations as paid and confirmed.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"description\": \"CWE-345 Insufficient Verification of Data Authenticity\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"description\": \"CWE-639 Authorization Bypass Through User-Controlled Key\"}]}], \"providerMetadata\": {\"orgId\": \"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81\", \"shortName\": \"WPScan\", \"dateUpdated\": \"2026-08-06T17:07:31.341Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-15147\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-07T14:11:14.801Z\", \"dateReserved\": \"2026-07-08T19:33:48.625Z\", \"assignerOrgId\": \"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81\", \"datePublished\": \"2026-08-06T17:07:31.341Z\", \"assignerShortName\": \"WPScan\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

GHSA-4PRH-QCRV-CPFG

Vulnerability from github – Published: 2026-08-07 00:31 – Updated: 2026-08-07 00:31

Details

Severity

5.3 (Medium)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-15147"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-345"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-06T22:16:47Z",
    "severity": "MODERATE"
  },
  "details": "The Five Star Restaurant Reservations WordPress plugin before 2.7.23 does not verify the authenticity of incoming payment notifications, failing to validate the payment recipient, amount, and status or to bind the notification to the intended booking, allowing unauthenticated attackers to mark arbitrary pending reservations as paid and confirmed.",
  "id": "GHSA-4prh-qcrv-cpfg",
  "modified": "2026-08-07T00:31:14Z",
  "published": "2026-08-07T00:31:14Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-15147"
    },
    {
      "type": "WEB",
      "url": "https://wpscan.com/vulnerability/9cfa5856-3c30-451d-895e-3d68208d834d"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N",
      "type": "CVSS_V3"
    }
  ]
}

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.

Action not permitted

CVE-2026-15147 (GCVE-0-2026-15147)

GHSA-4PRH-QCRV-CPFG

Tags

Sightings

Nomenclature