{"id":"CVE-2026-34007","state":"PUBLISHED","title":"**RCE** Unsanitized `X-Forwarded-For` header passed to `shell_exec()` via broken IP validation fallback in `getClientIP()`","description":"An OS command injection vulnerability has been reported to affect Notes Station 3. If exploited, the vulnerability could allow remote attackers to execute arbitrary commands.\n\nWe have already fixed the vulnerability in the following version:\nNotes Station 3 3.9.11 and later","publishedAt":"2026-10-15T09:37:20.174Z","updatedAt":"2026-10-15T13:36:35.475Z","severity":{"score":6.9,"label":"Medium","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N","source":"qnap"},"assigner":"qnap","products":["QNAP Systems Inc. Notes Station 3"],"affected":[{"vendor":"QNAP Systems Inc.","product":"Notes Station 3","defaultStatus":"unaffected","versions":[{"version":"3.9.x","status":"affected","lessThan":"3.9.11","versionType":"custom"}]}],"references":["https://www.qnap.com/en/app-release-notes?keyword=Notes%20Station%203&app=NotesStation3&product-line=nas"],"weaknesses":["CWE-78"],"ingestedAt":"2026-10-29T20:11:40.391Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/34xxx/CVE-2026-34007.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-34007","state":"PUBLISHED","datePublished":"2026-10-15T09:37:20.174Z","dateUpdated":"2026-10-15T13:36:35.475Z","assignerShortName":"qnap","assignerOrgId":"2fd009eb-170a-4625-932b-17a53af1051f","dateReserved":"2026-03-25T06:18:24.663Z"},"containers":{"cna":{"title":"**RCE** Unsanitized `X-Forwarded-For` header passed to `shell_exec()` via broken IP validation fallback in `getClientIP()`","descriptions":[{"lang":"en","value":"An OS command injection vulnerability has been reported to affect Notes Station 3. If exploited, the vulnerability could allow remote attackers to execute arbitrary commands.\n\nWe have already fixed the vulnerability in the following version:\nNotes Station 3 3.9.11 and later"}],"affected":[{"vendor":"QNAP Systems Inc.","product":"Notes Station 3","defaultStatus":"unaffected","versions":[{"version":"3.9.x","status":"affected","lessThan":"3.9.11","versionType":"custom"}]}],"references":[{"url":"https://www.qnap.com/en/app-release-notes?keyword=Notes%20Station%203&app=NotesStation3&product-line=nas","tags":["release-notes"]}],"metrics":[{"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}],"cvssV4_0":{"attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"LOW","subConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","subIntegrityImpact":"NONE","vulnAvailabilityImpact":"LOW","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":"MEDIUM","baseScore":6.9,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-78","lang":"en","description":"CWE-78","type":"CWE"}]}],"providerMetadata":{"shortName":"qnap","orgId":"2fd009eb-170a-4625-932b-17a53af1051f","dateUpdated":"2026-10-15T09:37:20.174Z"},"impacts":[{"capecId":"CAPEC-88","descriptions":[{"lang":"en","value":"CAPEC-88"}]}],"solutions":[{"lang":"en","value":"We have already fixed the vulnerability in the following version:\nNotes Station 3 3.9.11 and later","supportingMedia":[{"type":"text/html","base64":false,"value":"We have already fixed the vulnerability in the following version:<br>Notes Station 3 3.9.11 and later"}]}],"credits":[{"lang":"en","value":"Runic Labs","type":"finder"}],"source":{"discovery":"EXTERNAL"},"x_generator":{"engine":"QNAP PSIRT cve_tool 0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-15T13:34:26.619098Z","id":"CVE-2026-34007","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-10-15T13:36:35.475Z"}}]}}}