Vulnerability-Lookup

CVE-2026-16979 (GCVE-0-2026-16979)

Vulnerability from cvelistv5 – Published: 2026-08-19 06:00 – Updated: 2026-08-19 18:08

Title

SmartCrawl < 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration

Summary

The SmartCrawl SEO checker, analyzer & optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names.

Severity

4.3 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-19 18:08 UTC

CWE

CWE-639 Authorization Bypass Through User-Controlled Key
CWE-639 - Authorization Bypass Through User-Controlled Key

Assigner

WPScan mitre root

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version	CPE status
Unknown	SmartCrawl SEO checker, analyzer & optimizer	Affected: 0 , < 3.16.3 (semver)	guessed

Credits

Ezekiel Victor WPScan

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 4.3,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-16979",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-08-19T18:08:26.512160Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-639",
                "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-08-19T18:08:30.359Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "SmartCrawl SEO checker, analyzer \u0026 optimizer",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "3.16.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Ezekiel Victor"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The SmartCrawl SEO checker, analyzer \u0026 optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-639 Authorization Bypass Through User-Controlled Key",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-19T06:00:17.806Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "SmartCrawl \u003c 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-16979",
    "datePublished": "2026-08-19T06:00:17.806Z",
    "dateReserved": "2026-07-24T08:34:55.539Z",
    "dateUpdated": "2026-08-19T18:08:30.359Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "epss": {
      "cve": "CVE-2026-16979",
      "date": "2026-08-24",
      "epss": "0.00197",
      "percentile": "0.09398"
    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-16979\",\"sourceIdentifier\":\"contact@wpscan.com\",\"published\":\"2026-08-19T06:17:36.013\",\"lastModified\":\"2026-08-19T18:16:35.487\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"The SmartCrawl SEO checker, analyzer \u0026 optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names.\"}],\"affected\":[{\"source\":\"contact@wpscan.com\",\"affectedData\":[{\"vendor\":\"Unknown\",\"product\":\"SmartCrawl SEO checker, analyzer \u0026 optimizer\",\"defaultStatus\":\"unaffected\",\"versions\":[{\"version\":\"0\",\"lessThan\":\"3.16.3\",\"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:L/UI:N/S:U/C:L/I:N/A:N\",\"baseScore\":4.3,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"LOW\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":2.8,\"impactScore\":1.4}],\"ssvcV203\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"ssvcData\":{\"timestamp\":\"2026-08-19T18:08:26.512160Z\",\"id\":\"CVE-2026-16979\",\"options\":[{\"exploitation\":\"none\"},{\"automatable\":\"no\"},{\"technicalImpact\":\"partial\"}],\"role\":\"CISA Coordinator\",\"version\":\"2.0.3\"}}]},\"weaknesses\":[{\"source\":\"134c704f-9b21-4f2e-91b3-4a467353bcc0\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-639\"}]}],\"references\":[{\"url\":\"https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd/\",\"source\":\"contact@wpscan.com\"}]}}",
    "vulnrichment": {
      "containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 4.3, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"NONE\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"LOW\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-16979\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-08-19T18:08:26.512160Z\"}}}], \"problemTypes\": [{\"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\": \"2026-08-19T18:08:18.423Z\"}}], \"cna\": {\"title\": \"SmartCrawl \u003c 3.16.3 - Subscriber+ Private/Draft Post Title Disclosure and Post Meta Key Enumeration\", \"source\": {\"discovery\": \"EXTERNAL\"}, \"credits\": [{\"lang\": \"en\", \"type\": \"finder\", \"value\": \"Ezekiel Victor\"}, {\"lang\": \"en\", \"type\": \"coordinator\", \"value\": \"WPScan\"}], \"affected\": [{\"vendor\": \"Unknown\", \"product\": \"SmartCrawl SEO checker, analyzer \u0026 optimizer\", \"versions\": [{\"status\": \"affected\", \"version\": \"0\", \"lessThan\": \"3.16.3\", \"versionType\": \"semver\"}], \"defaultStatus\": \"unaffected\"}], \"references\": [{\"url\": \"https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd/\", \"tags\": [\"exploit\", \"vdb-entry\", \"technical-description\"]}], \"x_generator\": {\"engine\": \"WPScan CVE Generator\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"The SmartCrawl SEO checker, analyzer \u0026 optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"description\": \"CWE-639 Authorization Bypass Through User-Controlled Key\"}]}], \"providerMetadata\": {\"orgId\": \"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81\", \"shortName\": \"WPScan\", \"dateUpdated\": \"2026-08-19T06:00:17.806Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2026-16979\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-19T18:08:30.359Z\", \"dateReserved\": \"2026-07-24T08:34:55.539Z\", \"assignerOrgId\": \"1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81\", \"datePublished\": \"2026-08-19T06:00:17.806Z\", \"assignerShortName\": \"WPScan\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}

FKIE_CVE-2026-16979

Vulnerability from fkie_nvd - Published: 2026-08-19 06:17 - Updated: 2026-08-19 18:16

Severity

4.3 (Medium) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Summary

References

	URL	Tags
	contact@wpscan.com	https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd/

Impacted products

	Vendor	Product	Version

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "defaultStatus": "unaffected",
          "product": "SmartCrawl SEO checker, analyzer \u0026 optimizer",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "3.16.3",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "source": "contact@wpscan.com"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SmartCrawl SEO checker, analyzer \u0026 optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names."
    }
  ],
  "id": "CVE-2026-16979",
  "lastModified": "2026-08-19T18:16:35.487",
  "metrics": {
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "LOW",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 1.4,
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "type": "Secondary"
      }
    ],
    "ssvcV203": [
      {
        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
        "ssvcData": {
          "id": "CVE-2026-16979",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "no"
            },
            {
              "technicalImpact": "partial"
            }
          ],
          "role": "CISA Coordinator",
          "timestamp": "2026-08-19T18:08:26.512160Z",
          "version": "2.0.3"
        }
      }
    ]
  },
  "published": "2026-08-19T06:17:36.013",
  "references": [
    {
      "source": "contact@wpscan.com",
      "url": "https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd/"
    }
  ],
  "sourceIdentifier": "contact@wpscan.com",
  "vulnStatus": "Received",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-639"
        }
      ],
      "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
      "type": "Secondary"
    }
  ]
}

GHSA-RX4H-9W25-87VH

Vulnerability from github – Published: 2026-08-19 06:31 – Updated: 2026-08-19 18:32

Details

Severity

4.3 (Medium)


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

Show details on source website

JSON

To clipboard

{
  "affected": [],
  "aliases": [
    "CVE-2026-16979"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-639"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2026-08-19T06:17:36Z",
    "severity": "MODERATE"
  },
  "details": "The SmartCrawl SEO checker, analyzer \u0026 optimizer WordPress plugin before 3.16.3 does not perform capability checks on two of its AJAX actions, allowing users with at least the Subscriber role to read the titles of private and draft posts by ID and to enumerate stored post-meta key names.",
  "id": "GHSA-rx4h-9w25-87vh",
  "modified": "2026-08-19T18:32:43Z",
  "published": "2026-08-19T06:31:17Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-16979"
    },
    {
      "type": "WEB",
      "url": "https://wpscan.com/vulnerability/c9eb27aa-c5f9-4f1c-b87c-337ebaf192dd"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/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-2026-16979 (GCVE-0-2026-16979)

FKIE_CVE-2026-16979

GHSA-RX4H-9W25-87VH

Tags

Sightings

Nomenclature