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    2 vulnerabilities found for pypdftk by revolunet

    CVE-2026-110636 (GCVE-0-2026-110636)

    Vulnerability from nvd – Published: 2026-10-14 14:17 – Updated: 2026-10-14 14:17
    VLAI
    Title
    pypdftk through 0.5 OS Command Injection via PDF and Output Paths
    Summary
    pypdftk through 0.5 contains an OS command injection vulnerability in fill_form(), dump_data_fields(), and pdftk_cmd_util() that builds shell commands from caller-supplied paths. Attackers controlling pdf_path or out_file can inject shell metacharacters interpreted by subprocess.Popen with shell=True to execute OS commands as the Python process.
    Severity
    9.3 (Critical)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
    9.8 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    CWE
    • CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
    Assigner
    VulnCheck CNA under the mitre root
    CNA scorecard B 84/100 over 6106 records in the last 180 days details
    References
    Impacted products
    Vendor Product Version
    revolunet pypdftk Affected: 0 , ≤ 0.5 (custom)
    		Create a notification for this product.
    Date Public
    2026-07-02 00:00
    Credits
    gnsehfvlr Zachariah Mithani
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pypi.org",
          "defaultStatus": "unaffected",
          "packageURL": "pkg:pypi/pypdftk",
          "product": "pypdftk",
          "repo": "https://github.com/revolunet/pypdftk",
          "vendor": "revolunet",
          "versions": [
            {
              "lessThanOrEqual": "0.5",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "gnsehfvlr"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "Zachariah Mithani"
        }
      ],
      "datePublic": "2026-07-02T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "pypdftk through 0.5 contains an OS command injection vulnerability in fill_form(), dump_data_fields(), and pdftk_cmd_util() that builds shell commands from caller-supplied paths. Attackers controlling pdf_path or out_file can inject shell metacharacters interpreted by subprocess.Popen with shell=True to execute OS commands as the Python process."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-78",
              "description": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-14T14:17:08.465Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "tags": [
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          ],
          "url": "https://github.com/revolunet/pypdftk/issues/56"
        },
        {
          "tags": [
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            "patch"
          ],
          "url": "https://github.com/revolunet/pypdftk/pull/57"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/revolunet/pypdftk/blob/1d3b40c3b42fb3cc6b0192d34aba2c21a1efd369/pypdftk.py#L87-L123"
        },
        {
          "tags": [
            "product"
          ],
          "url": "https://github.com/revolunet/pypdftk"
        },
        {
          "name": "VulnCheck Advisory: pypdftk through 0.5 OS Command Injection via PDF and Output Paths",
          "tags": [
            "third-party-advisory"
          ],
          "url": "https://www.vulncheck.com/advisories/pypdftk-through-0.5-os-command-injection-via-pdf-and-output-paths"
        }
      ],
      "title": "pypdftk through 0.5 OS Command Injection via PDF and Output Paths",
      "x_generator": {
        "engine": "vulncheck-endgame"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
    "assignerShortName": "VulnCheck",
    "cveId": "CVE-2026-110636",
    "datePublished": "2026-10-14T14:17:08.465Z",
    "dateReserved": "2026-10-14T13:07:32.089Z",
    "dateUpdated": "2026-10-14T14:17:08.465Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}

    CVE-2026-110636 (GCVE-0-2026-110636)

    Vulnerability from cvelistv5 – Published: 2026-10-14 14:17 – Updated: 2026-10-14 14:17
    VLAI
    Title
    pypdftk through 0.5 OS Command Injection via PDF and Output Paths
    Summary
    pypdftk through 0.5 contains an OS command injection vulnerability in fill_form(), dump_data_fields(), and pdftk_cmd_util() that builds shell commands from caller-supplied paths. Attackers controlling pdf_path or out_file can inject shell metacharacters interpreted by subprocess.Popen with shell=True to execute OS commands as the Python process.
    Severity
    9.3 (Critical)
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
    9.8 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    CWE
    • CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
    Assigner
    VulnCheck CNA under the mitre root
    CNA scorecard B 84/100 over 6106 records in the last 180 days details
    References
    Impacted products
    Vendor Product Version
    revolunet pypdftk Affected: 0 , ≤ 0.5 (custom)
    		Create a notification for this product.
    Date Public
    2026-07-02 00:00
    Credits
    gnsehfvlr Zachariah Mithani
    Show details on NVD website
    To clipboard 

    {
  "containers": {
    "cna": {
      "affected": [
        {
          "collectionURL": "https://pypi.org",
          "defaultStatus": "unaffected",
          "packageURL": "pkg:pypi/pypdftk",
          "product": "pypdftk",
          "repo": "https://github.com/revolunet/pypdftk",
          "vendor": "revolunet",
          "versions": [
            {
              "lessThanOrEqual": "0.5",
              "status": "affected",
              "version": "0",
              "versionType": "custom"
            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "finder",
          "value": "gnsehfvlr"
        },
        {
          "lang": "en",
          "type": "finder",
          "value": "Zachariah Mithani"
        }
      ],
      "datePublic": "2026-07-02T00:00:00.000Z",
      "descriptions": [
        {
          "lang": "en",
          "value": "pypdftk through 0.5 contains an OS command injection vulnerability in fill_form(), dump_data_fields(), and pdftk_cmd_util() that builds shell commands from caller-supplied paths. Attackers controlling pdf_path or out_file can inject shell metacharacters interpreted by subprocess.Popen with shell=True to execute OS commands as the Python process."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "attackComplexity": "LOW",
            "attackRequirements": "NONE",
            "attackVector": "NETWORK",
            "baseScore": 9.3,
            "baseSeverity": "CRITICAL",
            "privilegesRequired": "NONE",
            "subAvailabilityImpact": "NONE",
            "subConfidentialityImpact": "NONE",
            "subIntegrityImpact": "NONE",
            "userInteraction": "NONE",
            "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N",
            "version": "4.0",
            "vulnAvailabilityImpact": "HIGH",
            "vulnConfidentialityImpact": "HIGH",
            "vulnIntegrityImpact": "HIGH"
          },
          "format": "CVSS"
        },
        {
          "cvssV3_1": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 9.8,
            "baseSeverity": "CRITICAL",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-78",
              "description": "Improper Neutralization of Special Elements used in an OS Command (\u0027OS Command Injection\u0027)",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-10-14T14:17:08.465Z",
        "orgId": "83251b91-4cc7-4094-a5c7-464a1b83ea10",
        "shortName": "VulnCheck"
      },
      "references": [
        {
          "tags": [
            "issue-tracking"
          ],
          "url": "https://github.com/revolunet/pypdftk/issues/56"
        },
        {
          "tags": [
            "issue-tracking",
            "patch"
          ],
          "url": "https://github.com/revolunet/pypdftk/pull/57"
        },
        {
          "tags": [
            "technical-description"
          ],
          "url": "https://github.com/revolunet/pypdftk/blob/1d3b40c3b42fb3cc6b0192d34aba2c21a1efd369/pypdftk.py#L87-L123"
        },
        {
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        {
          "name": "VulnCheck Advisory: pypdftk through 0.5 OS Command Injection via PDF and Output Paths",
          "tags": [
            "third-party-advisory"
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      ],
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        "engine": "vulncheck-endgame"
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    "dateReserved": "2026-10-14T13:07:32.089Z",
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