{"id":"CVE-2026-34007","aliases":["EUVD-2026-101983","GHSA-j4jp-vhm8-8q35"],"status":"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","severity":{"version":"4.0","score":6.9,"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","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01446,"percentile":0.73651,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-78"],"published":"2026-10-15T09:37:20Z","modified":"2026-10-15T16:32:39Z","products":[{"vendor":"qnap systems inc.","product":"notes station 3"}],"references":[{"url":"https://www.qnap.com/en/app-release-notes?keyword=Notes%20Station%203\u0026app=NotesStation3\u0026product-line=nas","tags":["release-notes"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34007"},{"url":"https://github.com/advisories/GHSA-j4jp-vhm8-8q35"}],"sources":{"cve":[{"id":"CVE-2026-34007","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","status":"published","published":"2026-10-15T09:37:20.174Z","modified":"2026-10-15T13:36:35.475Z","cvss":[{"version":"4.0","score":6.9,"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","level":"medium","assessor":"cna"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:20:14.302133Z"}],"euvd":[{"id":"EUVD-2026-101983","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","status":"published","published":"2026-10-15T09:37:20Z","modified":"2026-10-15T13:36:35Z","cvss":[{"version":"4.0","score":6.9,"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","level":"medium"}],"updated_at":"2026-11-02T17:00:14.584665Z"}],"ghsa":[{"id":"GHSA-j4jp-vhm8-8q35","title":"An OS command injection vulnerability has been reported to affect Notes Station 3. If exploited,...","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","status":"published","published":"2026-10-15T12:31:01Z","modified":"2026-10-15T12:31:09Z","cvss":[{"version":"4.0","score":6.9,"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/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","level":"medium"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T15:13:35.825754Z"}],"nvd":[{"id":"CVE-2026-34007","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","status":"published","published":"2026-10-15T10:17:13.32Z","modified":"2026-10-15T16:32:39.893Z","cvss":[{"version":"4.0","score":6.9,"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/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","level":"medium","assessor":"secondary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:12:59.328869Z"}]}}