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CVE-2026-81741 (GCVE-0-2026-81741)

Vulnerability from cvelistv5 – Published: 2026-09-09 06:00 – Updated: 2026-09-09 15:38

Title

Groundhogg < 4.7.2 - Open Redirect via 'redirect_to' Parameter

Summary

The Groundhogg — CRM, Newsletters, and Marketing Automation WordPress plugin before 4.7.2 does not restrict the redirect target of its email preference confirmation flow to the site's own host, allowing unauthenticated attackers to redirect visitors to an arbitrary external URL by way of a crafted link.

Severity

4.7 (Medium)


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

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-09-09 15:33 UTC

CWE

CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
CWE-601 - URL Redirection to Untrusted Site ('Open Redirect')

Assigner

WPScan CNA

References

1 reference

URL	Tags
https://wpscan.com/vulnerability/4bfdee51-f2d0-45…	exploitvdb-entrytechnical-description

Impacted products

1 product

Vendor	Product	Version
Unknown	Groundhogg — CRM, Newsletters, and Marketing Automation	Affected: 0 , < 4.7.2 (semver)

Credits

Yaswanth Reddy Sunkara WPScan

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "LOW",
              "attackVector": "NETWORK",
              "availabilityImpact": "NONE",
              "baseScore": 4.7,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "LOW",
              "integrityImpact": "NONE",
              "privilegesRequired": "NONE",
              "scope": "CHANGED",
              "userInteraction": "REQUIRED",
              "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:N/A:N",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2026-81741",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2026-09-09T15:33:30.604748Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-601",
                "description": "CWE-601 URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2026-09-09T15:38:38.352Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Groundhogg \u2014 CRM, Newsletters, and Marketing Automation",
          "vendor": "Unknown",
          "versions": [
            {
              "lessThan": "4.7.2",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Yaswanth Reddy Sunkara"
        },
        {
          "lang": "en",
          "type": "coordinator",
          "value": "WPScan"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "The Groundhogg \u2014 CRM, Newsletters, and Marketing Automation WordPress plugin before 4.7.2 does not restrict the redirect target of its email preference confirmation flow to the site\u0027s own host, allowing unauthenticated attackers to redirect visitors to an arbitrary external URL by way of a crafted link."
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "description": "CWE-601 URL Redirection to Untrusted Site (\u0027Open Redirect\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-09-09T06:00:06.753Z",
        "orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
        "shortName": "WPScan"
      },
      "references": [
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          "tags": [
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            "vdb-entry",
            "technical-description"
          ],
          "url": "https://wpscan.com/vulnerability/4bfdee51-f2d0-4549-a9b4-5f4e11f2de4c/"
        }
      ],
      "source": {
        "discovery": "EXTERNAL"
      },
      "title": "Groundhogg \u003c 4.7.2 - Open Redirect via \u0027redirect_to\u0027 Parameter",
      "x_generator": {
        "engine": "WPScan CVE Generator"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81",
    "assignerShortName": "WPScan",
    "cveId": "CVE-2026-81741",
    "datePublished": "2026-09-09T06:00:06.753Z",
    "dateReserved": "2026-08-27T11:49:03.085Z",
    "dateUpdated": "2026-09-09T15:38:38.352Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

CVE-2026-81660 (GCVE-0-2026-81660)

Vulnerability from cvelistv5 – Published: 2026-08-30 06:00 – Updated: 2026-08-31 12:38

Title

Groundhogg < 4.5.13 - Unauthenticated Stored XSS via Web Form Dropdown/Radio Field