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CVE-2026-6377 (GCVE-0-2026-6377)

Vulnerability from cvelistv5 – Published: 2026-09-07 14:15 – Updated: 2026-09-07 14:15
VLAI
Title
Path Traversal in Next4Biz's CSM (Customer Service Management)
Summary
Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Path Traversal. This issue affects CSM (Customer Service Management): from 6.8.9 through 07092026. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CWE
  • CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
References
Impacted products
Vendor Product Version CPE status
Next4Biz Information Technologies Inc. CSM (Customer Service Management) Affected: 6.8.9 , ≤ 07092026 (custom)
guessed Create a notification for this product.
Date Public
2026-09-07 14:08
Show details on NVD website

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        {
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          "product": "CSM (Customer Service Management)",
          "vendor": "Next4Biz Information Technologies Inc.",
          "versions": [
            {
              "lessThanOrEqual": "07092026",
              "status": "affected",
              "version": "6.8.9",
              "versionType": "custom"
            }
          ]
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      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "Muhammet Fatih SENCER"
        }
      ],
      "datePublic": "2026-09-07T14:08:00.000Z",
      "descriptions": [
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        }
      ],
      "impacts": [
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          "capecId": "CAPEC-126",
          "descriptions": [
            {
              "lang": "en",
              "value": "CAPEC-126 Path Traversal"
            }
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      ],
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        {
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            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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              "description": "CWE-22 Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027)",
              "lang": "en",
              "type": "CWE"
            }
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        }
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        "orgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21",
        "shortName": "TR-CERT"
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      "references": [
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          "tags": [
            "government-resource"
          ],
          "url": "https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1027"
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      ],
      "source": {
        "advisory": "TR-26-1027",
        "defect": [
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        ],
        "discovery": "UNKNOWN"
      },
      "title": "Path Traversal in Next4Biz\u0027s CSM (Customer Service Management)",
      "x_generator": {
        "engine": "Vulnogram 1.0.5"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "ca940d4e-fea4-4aa2-9a58-591a58b1ce21",
    "assignerShortName": "TR-CERT",
    "cveId": "CVE-2026-6377",
    "datePublished": "2026-09-07T14:15:48.553Z",
    "dateReserved": "2026-04-15T16:35:43.534Z",
    "dateUpdated": "2026-09-07T14:15:48.553Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2026-6377\",\"sourceIdentifier\":\"iletisim@usom.gov.tr\",\"published\":\"2026-09-07T15:17:31.547\",\"lastModified\":\"2026-09-07T15:17:31.547\",\"vulnStatus\":\"Received\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"Improper Limitation of a Pathname to a Restricted Directory (\u0027Path Traversal\u0027) vulnerability in Next4Biz Information Technologies Inc. CSM (Customer Service Management) allows Path Traversal.\\n\\nThis issue affects CSM (Customer Service Management): from 6.8.9 through 07092026.\u00a0NOTE: The vendor was contacted early about this disclosure but did not respond in any way.\"}],\"affected\":[{\"source\":\"iletisim@usom.gov.tr\",\"affectedData\":[{\"vendor\":\"Next4Biz Information Technologies Inc.\",\"product\":\"CSM (Customer Service Management)\",\"defaultStatus\":\"unknown\",\"versions\":[{\"version\":\"6.8.9\",\"lessThanOrEqual\":\"07092026\",\"versionType\":\"custom\",\"status\":\"affected\"}]}]}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"iletisim@usom.gov.tr\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N\",\"baseScore\":7.5,\"baseSeverity\":\"HIGH\",\"attackVector\":\"NETWORK\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"NONE\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"NONE\"},\"exploitabilityScore\":3.9,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"iletisim@usom.gov.tr\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-22\"}]}],\"references\":[{\"url\":\"https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-26-1027\",\"source\":\"iletisim@usom.gov.tr\"}]}}"
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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