CVE-2026-108540 (GCVE-0-2026-108540)

Vulnerability from cvelistv5 – Published: 2026-10-11 06:00 – Updated: 2026-10-11 06:00
VLAI
Title
OpenSpug File Transfer transfer os command injection
Summary
A flaw has been found in OpenSpug Spug up to 3.4.0/4.0.1. This impacts an unknown function of the file /exec/transfer of the component File Transfer. Executing a manipulation can lead to os command injection. The attack may be launched remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Severity
9.4 (Critical)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:P
9.9 (Critical)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C
9.9 (Critical)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:P/RL:X/RC:C
CWE
Assigner
VulDB CNA under the mitre root
CNA scorecard B 82/100 over 3704 records in the last 180 days details
References
URL Tags
https://vuldb.com/vuln/416195 vdb-entry
https://vuldb.com/vuln/416195/cti signaturepermissions-required
https://vuldb.com/cve/CVE-2026-108540 third-party-advisory
https://vuldb.com/submit/948328 third-party-advisory
https://github.com/SECWG/CVE/issues/10 exploitissue-tracking
Impacted products
Vendor Product Version CPE status
OpenSpug Spug Affected: 3.0
Affected: 3.1
Affected: 3.2
Affected: 3.3
Affected: 3.4.0
Affected: 4.0.0
Affected: 4.0.1
    cpe:2.3:a:openspug:spug:*:*:*:*:*:*:*:*
Create a notification for this product.
Credits
WenGui (VulDB User) VulDB CNA Team
Show details on NVD website
To clipboard 

{
  "containers": {
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      "affected": [
        {
          "cpes": [
            "cpe:2.3:a:openspug:spug:*:*:*:*:*:*:*:*"
          ],
          "modules": [
            "File Transfer"
          ],
          "product": "Spug",
          "vendor": "OpenSpug",
          "versions": [
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              "version": "3.0"
            },
            {
              "status": "affected",
              "version": "3.1"
            },
            {
              "status": "affected",
              "version": "3.2"
            },
            {
              "status": "affected",
              "version": "3.3"
            },
            {
              "status": "affected",
              "version": "3.4.0"
            },
            {
              "status": "affected",
              "version": "4.0.0"
            },
            {
              "status": "affected",
              "version": "4.0.1"
            }
          ]
        }
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          "type": "reporter",
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        },
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        }
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        }
      ],
      "metrics": [
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        "shortName": "VulDB"
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          "tags": [
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          "url": "https://vuldb.com/vuln/416195"
        },
        {
          "name": "VDB-416195 | CTI Indicators (IOB, IOC, TTP, IOA)",
          "tags": [
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          ],
          "url": "https://vuldb.com/vuln/416195/cti"
        },
        {
          "name": "CVE-2026-108540 | CVE Analysis and Report",
          "tags": [
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          ],
          "url": "https://vuldb.com/cve/CVE-2026-108540"
        },
        {
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          "tags": [
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          "url": "https://vuldb.com/submit/948328"
        },
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          "time": "2026-10-10T15:28:59.000Z",
          "value": "VulDB entry last update"
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      ],
      "title": "OpenSpug File Transfer transfer os command injection",
      "x_generator": [
        "VulDB PVTS v202610"
      ]
    }
  },
  "cveMetadata": {
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    "assignerShortName": "VulDB",
    "cveId": "CVE-2026-108540",
    "datePublished": "2026-10-11T06:00:16.538Z",
    "dateReserved": "2026-10-10T13:23:54.823Z",
    "dateUpdated": "2026-10-11T06:00:16.538Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2",
  "vulnerability-lookup:meta": {
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      "date": "2026-10-11",
      "epss": "0.01703",
      "percentile": "0.76618"
    },
    "nvd": {
      "cve": {
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            "affectedData": [
              {
                "cpes": [
                  "cpe:2.3:a:openspug:spug:*:*:*:*:*:*:*:*"
                ],
                "modules": [
                  "File Transfer"
                ],
                "product": "Spug",
                "vendor": "OpenSpug",
                "versions": [
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                    "version": "3.3"
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        "cveTags": [],
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          }
        ],
        "id": "CVE-2026-108540",
        "lastModified": "2026-10-11T07:17:23.643",
        "metrics": {
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          "cvssMetricV40": [
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                "Recovery": "NOT_DEFINED",
                "Safety": "NOT_DEFINED",
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                "exploitMaturity": "PROOF_OF_CONCEPT",
                "integrityRequirement": "NOT_DEFINED",
                "modifiedAttackComplexity": "NOT_DEFINED",
                "modifiedAttackRequirements": "NOT_DEFINED",
                "modifiedAttackVector": "NOT_DEFINED",
                "modifiedPrivilegesRequired": "NOT_DEFINED",
                "modifiedSubAvailabilityImpact": "NOT_DEFINED",
                "modifiedSubConfidentialityImpact": "NOT_DEFINED",
                "modifiedSubIntegrityImpact": "NOT_DEFINED",
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                "modifiedVulnIntegrityImpact": "NOT_DEFINED",
                "privilegesRequired": "LOW",
                "providerUrgency": "NOT_DEFINED",
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                "valueDensity": "NOT_DEFINED",
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    }
  }
}



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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.

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.



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