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    2 vulnerabilities found for docker-socket-proxy by Tecnativa

    CVE-2026-78122 (GCVE-0-2026-78122)

    Vulnerability from nvd – Published: 2026-08-22 23:06 – Updated: 2026-08-22 23:06
    VLAI
    Title
    docker-socket-proxy through 0.5.0 Insufficient Access Control Granularity Exposes Container Filesystems
    Summary
    docker-socket-proxy fails to properly gate read endpoints in the /containers Docker API namespace when the CONTAINERS environment variable is set. Attackers can use GET requests to /containers/{id}/archive, /containers/{id}/export, /containers/{id}/logs, and /containers/{id}/top to read arbitrary files and download entire container filesystems as tar archives.
    Severity
    8.3 (High)
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
    7.4 (High)
    CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
    CWE
    • CWE-1220 - Insufficient Granularity of Access Control
    Assigner
    References
    Impacted products
    Vendor Product Version
    Tecnativa docker-socket-proxy Affected: 0 , ≤ 0.5.0 (semver)
    		Create a notification for this product.
    Date Public
    2026-08-15 00:00
    Credits
    nedlir
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://hub.docker.com/r/tecnativa/docker-socket-proxy",
          "defaultStatus": "unaffected",
          "packageURL": "pkg:docker/tecnativa/docker-socket-proxy",
          "product": "docker-socket-proxy",
          "vendor": "Tecnativa",
          "versions": [
            {
              "lessThanOrEqual": "0.5.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "nedlir"
        }
      ],
      "datePublic": "2026-08-15T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "docker-socket-proxy fails to properly gate read endpoints in the /containers Docker API namespace when the CONTAINERS environment variable is set. Attackers can use GET requests to /containers/{id}/archive, /containers/{id}/export, /containers/{id}/logs, and /containers/{id}/top to read arbitrary files and download entire container filesystems as tar archives."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1220",
              "description": "Insufficient Granularity of Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-22T23:06:32.896Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Issue #182",
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/issues/182"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/blob/v0.5.0/haproxy.cfg#L49-L61"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/pull/183"
        },
        {
          "tags": [
            "exploit"
          ],
          "url": "https://gist.github.com/nedlir/e4f52f88a757f02c67db1fd5dd70d732"
        },
        {
          "name": "VulnCheck Advisory: docker-socket-proxy through 0.5.0 Insufficient Access Control Granularity Exposes Container Filesystems",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/docker-socket-proxy-through-insufficient-access-control-granularity-exposes-container-filesystems"
        }
      ],
      "title": "docker-socket-proxy through 0.5.0 Insufficient Access Control Granularity Exposes Container Filesystems",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-78122",
    "datePublished": "2026-08-22T23:06:32.896Z",
    "dateReserved": "2026-08-22T22:56:18.102Z",
    "dateUpdated": "2026-08-22T23:06:32.896Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-78122 (GCVE-0-2026-78122)

    Vulnerability from cvelistv5 – Published: 2026-08-22 23:06 – Updated: 2026-08-22 23:06
    VLAI
    Title
    docker-socket-proxy through 0.5.0 Insufficient Access Control Granularity Exposes Container Filesystems
    Summary
    docker-socket-proxy fails to properly gate read endpoints in the /containers Docker API namespace when the CONTAINERS environment variable is set. Attackers can use GET requests to /containers/{id}/archive, /containers/{id}/export, /containers/{id}/logs, and /containers/{id}/top to read arbitrary files and download entire container filesystems as tar archives.
    Severity
    8.3 (High)
    CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N
    7.4 (High)
    CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N
    CWE
    • CWE-1220 - Insufficient Granularity of Access Control
    Assigner
    References
    Impacted products
    Vendor Product Version
    Tecnativa docker-socket-proxy Affected: 0 , ≤ 0.5.0 (semver)
    		Create a notification for this product.
    Date Public
    2026-08-15 00:00
    Credits
    nedlir
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://hub.docker.com/r/tecnativa/docker-socket-proxy",
          "defaultStatus": "unaffected",
          "packageURL": "pkg:docker/tecnativa/docker-socket-proxy",
          "product": "docker-socket-proxy",
          "vendor": "Tecnativa",
          "versions": [
            {
              "lessThanOrEqual": "0.5.0",
              "status": "affected",
              "version": "0",
              "versionType": "semver"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "nedlir"
        }
      ],
      "datePublic": "2026-08-15T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "docker-socket-proxy fails to properly gate read endpoints in the /containers Docker API namespace when the CONTAINERS environment variable is set. Attackers can use GET requests to /containers/{id}/archive, /containers/{id}/export, /containers/{id}/logs, and /containers/{id}/top to read arbitrary files and download entire container filesystems as tar archives."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "ADJACENT",
            "baseScore": 8.3,
            "baseSeverity": "HIGH",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "HIGH",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "NONE",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "NONE"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "ADJACENT_NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "CHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-1220",
              "description": "Insufficient Granularity of Access Control",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-08-22T23:06:32.896Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "name": "GitHub Issue #182",
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/issues/182"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/blob/v0.5.0/haproxy.cfg#L49-L61"
        },
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/Tecnativa/docker-socket-proxy/pull/183"
        },
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          "url": "https://gist.github.com/nedlir/e4f52f88a757f02c67db1fd5dd70d732"
        },
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          "name": "VulnCheck Advisory: docker-socket-proxy through 0.5.0 Insufficient Access Control Granularity Exposes Container Filesystems",
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      "x_generator": {
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    "cveId": "CVE-2026-78122",
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    "dateReserved": "2026-08-22T22:56:18.102Z",
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}