What’s Vulnerable › Vulnerabilities
CVE-2026-34007: **RCE** Unsanitized `X-Forwarded-For` header passed to `shell_exec()` via broken IP validation fallback in `getClientIP()`
- Severity: medium (CVSS 6.9 v4.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.4% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2026-10-15 · updated 2026-10-15
- Weakness: CWE-78
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. We have already fixed the vulnerability in the following version: Notes Station 3 3.9.11 and later
Affected products
- QNAP Systems Inc. Notes Station 3: from 3.9.x before 3.9.11 — fixed in 3.9.11
How to fix
Upgrade to a fixed version: QNAP Systems Inc. Notes Station 3 3.9.11. Check the vendor advisory for mitigations.
References
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