CVE-2026-125388 (GCVE-0-2026-125388)

Vulnerability from cvelistv5 – Published: 2026-11-09 23:27 – Updated: 2026-11-09 23:27
VLAI
Title
Group-Office before 6.8.181, 25.0.116, and 26.0.58 Missing Authorization in Forms Report Download
Summary
Intermesh Group-Office before 6.8.181, 25.0.116, and 26.0.58 contains a missing authorization vulnerability that allows authenticated users to download form reports via api/download.php without permission checks. Attackers can request the business/forms/report blob with a form ID to export every submission as an XLSX file, disclosing submissions they are not permitted to see.
Severity
7.1 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
6.5 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE
Assigner
VulnCheck CNA
References
Impacted products
Vendor Product Version
Intermesh Group-Office Affected: 0 , < 6.8.181 (semver)
Affected: 25.0.0 , < 25.0.116 (semver)
Affected: 26.0.0 , < 26.0.58 (semver)
    cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*
    cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*
    cpe:2.3:a:intermesh:group-office:*:*:*:*:*:*:*:*
Create a notification for this product.
Date Public
2026-11-09 00:00
Credits
leediay153 from Viettel Post
Show details on NVD website
To clipboard 

{
  "containers": {
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "packageURL": "pkg:github/Intermesh/groupoffice",
          "product": "Group-Office",
          "repo": "https://github.com/Intermesh/groupoffice",
          "vendor": "Intermesh",
          "versions": [
            {
              "lessThan": "6.8.181",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThan": "25.0.116",
              "status": "affected",
              "version": "25.0.0",
              "versionType": "semver"
            },
            {
              "lessThan": "26.0.58",
              "status": "affected",
              "version": "26.0.0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "cpeApplicability": [
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              "cpeMatch": [
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                  "versionStartIncluding": "26.0.0",
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              "negate": false,
              "operator": "OR"
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      ],
      "credits": [
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          "type": "finder",
          "value": "leediay153 from Viettel Post"
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      ],
      "datePublic": "2026-11-09T00:00:00.000Z",
      "descriptions": [
        {
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        }
      ],
      "metrics": [
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            "attackRequirements": "NONE",
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            "baseScore": 7.1,
            "baseSeverity": "HIGH",
            "privilegesRequired": "LOW",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N",
            "version": "4.0",
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            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          },
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        {
          "cvssV3_1": {
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            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "LOW",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-862",
              "description": "Missing Authorization",
              "lang": "en",
              "type": "CWE"
            }
          ]
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      ],
      "providerMetadata": {
        "dateUpdated": "2026-11-09T23:27:54.517Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Security Advisory (GHSA-42qf-m3j9-837r)",
          "tags": [
            "vendor-advisory"
          ],
          "url": "https://github.com/Intermesh/groupoffice/security/advisories/GHSA-42qf-m3j9-837r"
        },
        {
          "tags": [
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          ],
          "url": "https://github.com/Intermesh/groupoffice/blob/v26.0.57/www/api/download.php#L89-L129"
        },
        {
          "name": "VulnCheck Advisory: Group-Office before 6.8.181, 25.0.116, and 26.0.58 Missing Authorization in Forms Report Download",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/group-office-before-6.8.181-25.0.116-and-26.0.58-missing-authorization-in-forms-report-download"
        }
      ],
      "title": "Group-Office before 6.8.181, 25.0.116, and 26.0.58 Missing Authorization in Forms Report Download",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-125388",
    "datePublished": "2026-11-09T23:27:54.517Z",
    "dateReserved": "2026-11-09T22:03:10.643Z",
    "dateUpdated": "2026-11-09T23:27:54.517Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}



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