CVE-2026-13413 (GCVE-0-2026-13413)

Vulnerability from cvelistv5 – Published: 2026-10-02 06:56 – Updated: 2026-10-02 06:56
VLAI
Title
CMP - Coming Soon & Maintenance < 4.1.20 - Unauthenticated Maintenance Mode Bypass via Login URL Match
Summary
The CMP – Coming Soon & Maintenance WordPress plugin before 4.1.20 does not correctly restrict access to the site while maintenance/coming-soon mode is enabled, allowing unauthenticated visitors to bypass the coming-soon page and reach the otherwise hidden site, including hidden published pages, by shaping the request so it is mistaken for a login request.
Severity
5.3 (Medium)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE
Assigner
References
URL Tags
https://wpscan.com/vulnerability/706afdef-4935-44… exploitvdb-entrytechnical-description
Impacted products
Vendor Product Version
Unknown CMP – Coming Soon & Maintenance Affected: 0 , < 4.1.20 (semver)
Create a notification for this product.
Credits
Meher Sudhakar Abbireddi WPScan
Show details on NVD website
To clipboard 

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      "affected": [
        {
          "collectionURL": "https://wordpress.org/plugins",
          "defaultStatus": "unaffected",
          "product": "CMP \u2013 Coming Soon \u0026 Maintenance",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "4.1.20",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Meher Sudhakar Abbireddi"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The CMP \u2013 Coming Soon \u0026 Maintenance WordPress plugin before 4.1.20 does not correctly restrict access to the site while maintenance/coming-soon mode is enabled, allowing unauthenticated visitors to bypass the coming-soon page and reach the otherwise hidden site, including hidden published pages, by shaping the request so it is mistaken for a login request."
        }
      ],
      "metrics": [
        {
          "cvssV3_1": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          }
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-284 Improper Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-02T06:56:48.326Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
        {
          "tags": [
            "exploit",
            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/706afdef-4935-44d9-ab09-68c80f3bfef9/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "CMP - Coming Soon \u0026 Maintenance \u003c 4.1.20 - Unauthenticated Maintenance Mode Bypass via Login URL Match",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-13413",
    "datePublished": "2026-10-02T06:56:48.326Z",
    "dateReserved": "2026-06-26T11:40:04.990Z",
    "dateUpdated": "2026-10-02T06:56:48.326Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": {
      "cve": {
        "affected": [
          {
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              {
                "collectionURL": "https://wordpress.org/plugins",
                "defaultStatus": "unaffected",
                "product": "CMP \u2013 Coming Soon \u0026 Maintenance",
                "vendor": "Unknown",
                "versions": [
                  {
                    "lessThan": "4.1.20",
                    "status": "affected",
                    "version": "0",
                    "versionType": "semver"
                  }
                ]
              }
            ],
            "source": "contact@wpscan.com"
          }
        ],
        "cveTags": [],
        "descriptions": [
          {
            "lang": "en",
            "value": "The CMP \u2013 Coming Soon \u0026 Maintenance WordPress plugin before 4.1.20 does not correctly restrict access to the site while maintenance/coming-soon mode is enabled, allowing unauthenticated visitors to bypass the coming-soon page and reach the otherwise hidden site, including hidden published pages, by shaping the request so it is mistaken for a login request."
          }
        ],
        "id": "CVE-2026-13413",
        "lastModified": "2026-10-02T07:16:36.040",
        "metrics": {
          "cvssMetricV31": [
            {
              "cvssData": {
                "attackComplexity": "LOW",
                "attackVector": "NETWORK",
                "availabilityImpact": "NONE",
                "baseScore": 5.3,
                "baseSeverity": "MEDIUM",
                "confidentialityImpact": "LOW",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
                "version": "3.1"
              },
              "exploitabilityScore": 3.9,
              "impactScore": 1.4,
              "source": "contact@wpscan.com",
              "type": "Secondary"
            }
          ]
        },
        "published": "2026-10-02T07:16:36.040",
        "references": [
          {
            "source": "contact@wpscan.com",
            "url": "https://wpscan.com/vulnerability/706afdef-4935-44d9-ab09-68c80f3bfef9/"
          }
        ],
        "sourceIdentifier": "contact@wpscan.com",
        "vulnStatus": "Received"
      }
    }
  }
}



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