CVE-2026-55629

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{"affected": [{"affectedData": [{"product": "whistle", "vendor": "avwo", "versions": [{"status": "affected", "version": "< 2.10.3"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "Whistle is an HTTP, HTTP2, HTTPS, and WebSocket debugging proxy. Prior to 2.10.3, lib/service/service.js handles GET /cgi-bin/temp/get by reading req.query.filename, joining it to TEMP_FILES_PATH only when it matches the temporary file pattern, and otherwise passing the user-supplied filename directly to getFile, allowing a remote attacker to read arbitrary files such as /etc/passwd. This issue is reported as fixed in version 2.10.3."}, {"lang": "es", "value": "Whistle es un proxy de depuraci\u00f3n HTTP, HTTP2, HTTPS y WebSocket. Antes de la versi\u00f3n 2.10.3, lib/service/service.js maneja GET /cgi-bin/temp/get leyendo req.query.filename, uni\u00e9ndolo a TEMP_FILES_PATH solo cuando coincide con el patr\u00f3n de archivo temporal, y de lo contrario, pasando el nombre de archivo proporcionado por el usuario directamente a getFile, permitiendo a un atacante remoto leer archivos arbitrarios como /etc/p4ssd. Este problema se informa como solucionado en la versi\u00f3n 2.10.3."}], "id": "CVE-2026-55629", "lastModified": "2026-10-24T20:10:00.137", "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": "security-advisories@github.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2026-55629", "options": [{"exploitation": "poc"}, {"automatable": "yes"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2026-07-17T18:12:01.770384Z", "version": "2.0.3"}}]}, "published": "2026-07-16T20:16:45.577", "references": [{"source": "security-advisories@github.com", "url": "http://github.com/avwo/whistle/releases/tag/v2.10.3"}, {"source": "security-advisories@github.com", "url": "https://github.com/avwo/whistle/commit/777bcf69bae2972aa7138a158c91619185653cf5"}, {"source": "security-advisories@github.com", "url": "https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp"}, {"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "url": "https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Deferred", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-22"}], "source": "security-advisories@github.com", "type": "Secondary"}]}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,2.10.3)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "cna", "scores": [{"score": 100.0, "source": "cna"}]}, "original": {"product": "whistle", "source": "cna", "vendor": "avwo"}, "product": "whistle", "vendor": "avwo"}], "created": "2026-07-22T04:30:04.587087+00:00", "updated": "2026-07-31T01:30:05.634054+00:00", "vendors": ["avwo", "avwo$PRODUCT$whistle"]}