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CVE-2026-34007 **RCE** Unsanitized `X-Forwarded-For` header passed to `shell_exec()` via broken IP validation fallback in `getClientIP()`

🗓️ 15 Oct 2026 09:37:20Reported by qnapType 
cvelist
 cvelist
🔗 www.cve.org👁 11 Views

Remote RCE in Notes Station 3 via unsanitized X-Forwarded-For header in getClientIP().

Related
Affected
Refs
ReporterTitlePublishedViews
Family
circl
Circl
CVE-2026-34007
23 Aug 202603:18
–circl
cve
CVE
CVE-2026-34007
15 Oct 202609:37
–cve
euvd
EUVD
EUVD-2026-101983
15 Oct 202609:37
–euvd
nvd
NVD
CVE-2026-34007
15 Oct 202610:17
–nvd
ptsecurity
Positive Technologies
PT-2026-54730
1 Jul 202600:00
–ptsecurity
vulnrichment
Vulnrichment
CVE-2026-34007 **RCE** Unsanitized `X-Forwarded-For` header passed to `shell_exec()` via broken IP validation fallback in `getClientIP()`
15 Oct 202609:37
–vulnrichment
[
  {
    "vendor": "QNAP Systems Inc.",
    "product": "Notes Station 3",
    "versions": [
      {
        "status": "affected",
        "version": "3.9.x",
        "lessThan": "3.9.11",
        "versionType": "custom"
      }
    ],
    "defaultStatus": "unaffected"
  }
]

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