{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-7381", "assignerOrgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "state": "PUBLISHED", "assignerShortName": "CPANSec", "dateReserved": "2026-04-29T07:43:55.519Z", "datePublished": "2026-04-29T22:13:35.351Z", "dateUpdated": "2026-04-30T13:18:45.937Z"}, "containers": {"cna": {"affected": [{"collectionURL": "https://cpan.org/modules", "defaultStatus": "unaffected", "packageName": "Plack", "product": "Plack::Middleware::XSendfile", "programFiles": ["lib/Plack/Middleware::XSendfile.pm"], "repo": "https://github.com/plack/Plack", "vendor": "MIYAGAWA", "versions": [{"lessThanOrEqual": "1.0053", "status": "affected", "version": "0", "versionType": "custom"}]}], "credits": [{"lang": "en", "type": "finder", "value": "CPANSec"}], "descriptions": [{"lang": "en", "value": "Plack::Middleware::XSendfile versions through 1.0053 for Perl can allow client-controlled path rewriting.\n\nPlack::Middleware::XSendfile allows the variation setting (sendfile type) to be set by the client via the X-Sendfile-Type header, if it is not considered in the middleware constructor or the Plack environment.\n\nA malicious client can set the X-Sendfile-Type header to \"X-Accel-Redirect\" to services running behind nginx reverse proxies, and then set the X-Accel-Mapping to map the path to an arbitrary file on the server.\n\nSince 1.0053, Plack::Middleware::XSendfile is deprecated and will be removed from future releases of Plack.\n\nThis is similar to CVE-2025-61780 for Rack::Sendfile, although Plack::Middleware::XSendfile has some mitigations that disallow regular expressions to be used in the mapping, and only apply the mapping for the \"X-Accel-Redirect\" type."}], "problemTypes": [{"descriptions": [{"cweId": "CWE-200", "description": "CWE-200 Exposure of Sensitive Information to an Unauthorized Actor", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-441", "description": "CWE-441 Unintended Proxy or Intermediary", "lang": "en", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-913", "description": "CWE-913 Improper Control of Dynamically-Managed Code Resources", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"orgId": "9b29abf9-4ab0-4765-b253-1875cd9b441e", "shortName": "CPANSec", "dateUpdated": "2026-04-29T22:13:35.351Z"}, "references": [{"tags": ["release-notes"], "url": "https://metacpan.org/release/MIYAGAWA/Plack-1.0053/changes"}, {"tags": ["technical-description"], "url": "https://metacpan.org/release/MIYAGAWA/Plack-1.0053/view/lib/Plack/Middleware/XSendfile.pm#DEPRECATION-NOTICE"}, {"tags": ["related"], "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-61780"}], "solutions": [{"lang": "en", "value": "Users are encouraged to set the appropriate header directly in their applications, or write their own middleware layer that does not allow configuration to be passed via HTTP request headers."}], "source": {"discovery": "UNKNOWN"}, "timeline": [{"lang": "en", "time": "2025-10-10T00:00:00.000Z", "value": "Issue for Rack::Sendfile reported"}, {"lang": "en", "time": "2026-04-27T00:00:00.000Z", "value": "Issue reported to maintainer of Plack"}, {"lang": "en", "time": "2025-04-28T00:00:00.000Z", "value": "Plack 1.0052 released with improved security documentation in Plack::Middleware::XSendfile"}, {"lang": "en", "time": "2025-04-29T00:00:00.000Z", "value": "Plack 1.0053 released that deprecates Plack::Middleware::XSendfile"}], "title": "Plack::Middleware::XSendfile versions through 1.0053 for Perl can allow client-controlled path rewriting", "workarounds": [{"lang": "en", "value": "Users can configure the X-Sendfile-Type in the middleware constructor, and the reverse proxy to unset the X-Sendfile-Type header and (on nginx) the X-Accel-Mapping request header."}], "x_generator": {"engine": "cpansec-cna-tool 0.1"}}, "adp": [{"metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.1, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-04-30T13:18:16.234435Z", "id": "CVE-2026-7381", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "total"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-04-30T13:18:45.937Z"}}]}}

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{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "[0,1.0053]"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "product": "plack::middleware::xsendfile", "vendor": "miyagawa"}], "created": "2026-04-30T08:20:24.816148+00:00", "updated": "2026-04-30T14:00:22.287380+00:00", "vendors": ["miyagawa", "miyagawa$PRODUCT$plack::middleware::xsendfile"]}