CVE-2026-110176

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-110176", "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "state": "PUBLISHED", "assignerShortName": "drupal", "dateReserved": "2026-10-13T17:02:57.071Z", "datePublished": "2026-10-31T00:01:51.979Z", "dateUpdated": "2026-11-06T15:55:18.851Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal", "dateUpdated": "2026-10-31T00:01:51.979Z"}, "title": "File Force Download for Drupal 7 Access Bypass via Unconditional Download Headers", "datePublic": "2026-09-02T06:00:00.000Z", "problemTypes": [{"descriptions": [{"lang": "en", "cweId": "CWE-863", "description": "CWE-863 Incorrect Authorization", "type": "CWE"}]}], "affected": [{"vendor": "Drupal", "product": "File Force Download", "platforms": ["Drupal 7"], "collectionURL": "https://www.drupal.org/project/file_force", "packageName": "file_force", "repo": "https://git.drupalcode.org/project/file_force", "versions": [{"status": "affected", "version": "7.1.0", "lessThan": "7.1.3", "versionType": "semver"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The File Force Download module for Drupal 7 implements hook_file_download() to add a Content-Disposition header when a file URL carries the download query parameter. In Drupal 7, returning a non-empty header array from that hook is itself a grant of access to the file.\n\n\n\nIn versions 7.1.0 through 7.1.2, the module only delegated to other modules' hook_file_download() implementations when the file was in the private scheme. For every other scheme it returned its headers without any check. An unauthenticated visitor who appended download=1 to the URL of a file in the temporary:// scheme, or in a stream wrapper supplied by another module, could retrieve the file, overriding the access checks that would otherwise have applied. Files in the public and private schemes are not affected.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>The File Force Download module for Drupal 7 implements <code>hook_file_download()</code> to add a <code>Content-Disposition</code> header when a file URL carries the <code>download</code> query parameter. In Drupal 7, returning a non-empty header array from that hook is itself a grant of access to the file.</p><p>In versions 7.1.0 through 7.1.2, the module only delegated to other modules' <code>hook_file_download()</code> implementations when the file was in the <code>private</code> scheme. For every other scheme it returned its headers without any check. An unauthenticated visitor who appended <code>download=1</code> to the URL of a file in the <code>temporary://</code> scheme, or in a stream wrapper supplied by another module, could retrieve the file, overriding the access checks that would otherwise have applied. Files in the public and private schemes are not affected.</p>"}]}], "references": [{"url": "https://www.herodevs.com/vulnerability-directory/cve-2026-110176", "name": "HeroDevs vulnerability directory: CVE-2026-110176", "tags": ["third-party-advisory"]}, {"url": "https://d7es.tag1.com/security-advisories/file-force-download-critical-access-bypass", "name": "Tag1 D7ES advisory: File Force Download - Critical - Access Bypass", "tags": ["third-party-advisory"]}], "metrics": [{"format": "CVSS", "scenarios": [{"lang": "en", "value": "GENERAL"}], "cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "HIGH", "subConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "subIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED", "version": "4.0", "baseSeverity": "HIGH", "baseScore": 8.7, "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N"}}], "workarounds": [{"lang": "en", "value": "Disable the File Force Download module, avoid keeping sensitive files in the temporary:// scheme or in stream wrappers provided by contributed modules, or block anonymous requests that carry a download parameter at the web server or WAF.", "supportingMedia": [{"type": "text/html", "base64": false, "value": "<p>Disable the File Force Download module, avoid keeping sensitive files in the temporary:// scheme or in stream wrappers provided by contributed modules, or block anonymous requests that carry a download parameter at the web server or WAF.</p>"}]}], "credits": [{"lang": "en", "value": "Ra M\u00e4nd (ram4nd)", "type": "finder"}, {"lang": "en", "value": "Ra M\u00e4nd (ram4nd)", "type": "remediation developer"}], "source": {"discovery": "UNKNOWN"}, "x_generator": {"engine": "Vulnogram 1.0.5"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-11-06T15:55:06.414594Z", "id": "CVE-2026-110176", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-11-06T15:55:18.851Z"}}]}}

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In Drupal 7, returning a non-empty header array from that hook is itself a grant of access to the file.\n\n\n\nIn versions 7.1.0 through 7.1.2, the module only delegated to other modules' hook_file_download() implementations when the file was in the private scheme. For every other scheme it returned its headers without any check. An unauthenticated visitor who appended download=1 to the URL of a file in the temporary:// scheme, or in a stream wrapper supplied by another module, could retrieve the file, overriding the access checks that would otherwise have applied. Files in the public and private schemes are not affected.", "supportingMedia": [{"type": "text/html", "value": "<p>The File Force Download module for Drupal 7 implements <code>hook_file_download()</code> to add a <code>Content-Disposition</code> header when a file URL carries the <code>download</code> query parameter. In Drupal 7, returning a non-empty header array from that hook is itself a grant of access to the file.</p><p>In versions 7.1.0 through 7.1.2, the module only delegated to other modules' <code>hook_file_download()</code> implementations when the file was in the <code>private</code> scheme. For every other scheme it returned its headers without any check. An unauthenticated visitor who appended <code>download=1</code> to the URL of a file in the <code>temporary://</code> scheme, or in a stream wrapper supplied by another module, could retrieve the file, overriding the access checks that would otherwise have applied. Files in the public and private schemes are not affected.</p>", "base64": false}]}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-863", "description": "CWE-863 Incorrect Authorization"}]}], "providerMetadata": {"orgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "shortName": "drupal", "dateUpdated": "2026-10-31T00:01:51.979Z"}}}, "cveMetadata": {"cveId": "CVE-2026-110176", "state": "PUBLISHED", "dateUpdated": "2026-11-06T15:55:18.851Z", "dateReserved": "2026-10-13T17:02:57.071Z", "assignerOrgId": "2c85b837-eb8b-40ed-9d74-228c62987387", "datePublished": "2026-10-31T00:01:51.979Z", "assignerShortName": "drupal"}, "dataVersion": "5.2"}

{"affected": [{"affectedData": [{"collectionURL": "https://www.drupal.org/project/file_force", "defaultStatus": "unaffected", "packageName": "file_force", "platforms": ["Drupal 7"], "product": "File Force Download", "repo": "https://git.drupalcode.org/project/file_force", "vendor": "Drupal", "versions": [{"lessThan": "7.1.3", "status": "affected", "version": "7.1.0", "versionType": "semver"}]}], "source": "mlhess@drupal.org"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The File Force Download module for Drupal 7 implements hook_file_download() to add a Content-Disposition header when a file URL carries the download query parameter. In Drupal 7, returning a non-empty header array from that hook is itself a grant of access to the file.\n\n\n\nIn versions 7.1.0 through 7.1.2, the module only delegated to other modules' hook_file_download() implementations when the file was in the private scheme. For every other scheme it returned its headers without any check. An unauthenticated visitor who appended download=1 to the URL of a file in the temporary:// scheme, or in a stream wrapper supplied by another module, could retrieve the file, overriding the access checks that would otherwise have applied. Files in the public and private schemes are not affected."}], "id": "CVE-2026-110176", "lastModified": "2026-11-06T16:17:37.043", "metrics": {"cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "NONE", "vulnConfidentialityImpact": "HIGH", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "mlhess@drupal.org", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-110176", "options": [{"exploitation": "none"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-11-06T15:55:06.414594Z", "version": "2.0.3"}}]}, "published": "2026-10-31T01:17:05.153", "references": [{"source": "mlhess@drupal.org", "url": "https://d7es.tag1.com/security-advisories/file-force-download-critical-access-bypass"}, {"source": "mlhess@drupal.org", "url": "https://www.herodevs.com/vulnerability-directory/cve-2026-110176"}], "sourceIdentifier": "mlhess@drupal.org", "vulnStatus": "Awaiting Analysis", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-863"}], "source": "mlhess@drupal.org", "type": "Secondary"}]}

{}

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