{"id":"CVE-2026-55629","state":"PUBLISHED","title":"Whistle: Path traversal","description":"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.","publishedAt":"2026-07-16T19:12:56.106Z","updatedAt":"2026-07-17T18:12:13.546Z","severity":{"score":8.7,"label":"High","version":"4.0","vector":"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","source":"GitHub_M"},"assigner":"GitHub_M","products":["avwo whistle"],"affected":[{"vendor":"avwo","product":"whistle","versions":[{"version":"< 2.10.3","status":"affected"}]}],"references":["https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp","https://github.com/avwo/whistle/commit/777bcf69bae2972aa7138a158c91619185653cf5","http://github.com/avwo/whistle/releases/tag/v2.10.3"],"weaknesses":["CWE-22"],"ingestedAt":"2026-10-29T20:12:24.861Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/55xxx/CVE-2026-55629.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-55629","state":"PUBLISHED","datePublished":"2026-07-16T19:12:56.106Z","dateUpdated":"2026-07-17T18:12:13.546Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-06-16T23:52:12.056Z"},"containers":{"cna":{"title":"Whistle: Path traversal","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."}],"affected":[{"vendor":"avwo","product":"whistle","versions":[{"version":"< 2.10.3","status":"affected"}]}],"references":[{"url":"https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp","name":"https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/avwo/whistle/commit/777bcf69bae2972aa7138a158c91619185653cf5","name":"https://github.com/avwo/whistle/commit/777bcf69bae2972aa7138a158c91619185653cf5","tags":["x_refsource_MISC"]},{"url":"http://github.com/avwo/whistle/releases/tag/v2.10.3","name":"http://github.com/avwo/whistle/releases/tag/v2.10.3","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"NONE","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","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","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-22","lang":"en","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-16T19:12:56.106Z"},"source":{"advisory":"GHSA-3vfr-4gwf-qxfp","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","references":[{"url":"https://github.com/avwo/whistle/security/advisories/GHSA-3vfr-4gwf-qxfp","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T18:12:01.770384Z","id":"CVE-2026-55629","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-17T18:12:13.546Z"}}]}}}