Vulnerability · Published Oct 15, 2026 · Assigned by qnap
CVE-2026-39997Unauthenticated Remote Input Injection in QNAP HD Station's remotepad
High 8.9
In plain English
A high-severity missing authentication in HybridDesk Station from QNAP Systems Inc.. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 15% of all known vulnerabilities).
Severity (CVSS 4.0)8.9High
Exploit odds (30 days)0.2%top 84.5% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A missing authentication for critical function vulnerability has been reported to affect HybridDesk Station. If exploited, the vulnerability could allow remote attackers to gain access to the system. We have already fixed the vulnerability in the following version: HybridDesk Station 4.2.22 and later
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| QNAP Systems Inc. | HybridDesk Station | 4.2.x – before 4.2.22 |
Weakness: CWE-306 · Vector: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H