Cross-site scripting in QNAP QTS
Priority LOW 29CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- No fix listed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
Cross-site scripting (XSS) vulnerability in QNAP QTS 4.3.3 build 20180126, QTS 4.3.4 build 20180315, and their earlier versions could allow remote attackers to inject arbitrary web script or HTML.
Why it matters now
EPSS 0.0085 58th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| QNAP | QTS | QTS 4.3.3 build 20180126, QTS 4.3.4 build 20180315 and earlier | — | No fix listed | CNA |
- QTS VendorQNAP Affected QTS 4.3.3 build 20180126, QTS 4.3.4 build 20180315 and earlier Fixed in — No fix listed CNA
CPE configurations NVD · 12
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:o:qnap:qts:4.3.3.0514:*:*:*:*:*:*:* | 4.3.3.0514 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.3.0546:*:*:*:*:*:*:* | 4.3.3.0546 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.3.0570:*:*:*:*:*:*:* | 4.3.3.0570 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0516:*:*:*:*:*:*:* | 4.3.4.0516 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0526:*:*:*:*:*:*:* | 4.3.4.0526 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0551:*:*:*:*:*:*:* | 4.3.4.0551 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0557:*:*:*:*:*:*:* | 4.3.4.0557 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0561:*:*:*:*:*:*:* | 4.3.4.0561 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0569:*:*:*:*:*:*:* | 4.3.4.0569 | Vulnerable | QNAP |
| cpe:2.3:o:qnap:qts:4.3.4.0593:*:*:*:*:*:*:* | 4.3.4.0593 | Vulnerable | QNAP |
- cpe:2.3:o:qnap:qts:4.3.3.0514:*:*:*:*:*:*:* Versions 4.3.3.0514 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.3.0546:*:*:*:*:*:*:* Versions 4.3.3.0546 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.3.0570:*:*:*:*:*:*:* Versions 4.3.3.0570 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0516:*:*:*:*:*:*:* Versions 4.3.4.0516 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0526:*:*:*:*:*:*:* Versions 4.3.4.0526 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0551:*:*:*:*:*:*:* Versions 4.3.4.0551 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0557:*:*:*:*:*:*:* Versions 4.3.4.0557 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0561:*:*:*:*:*:*:* Versions 4.3.4.0561 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0569:*:*:*:*:*:*:* Versions 4.3.4.0569 Vulnerable ·QNAP
- cpe:2.3:o:qnap:qts:4.3.4.0593:*:*:*:*:*:*:* Versions 4.3.4.0593 Vulnerable ·QNAP
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2018-0711
- 2026-10-03 Alias added: GHSA-hhj6-gg8r-r35g
References
More QNAP Qts vulnerabilities
- TI-2020-02221 Command Injection Vulnerability in QTS and QuTS hero KEVCVSS 3.1CRITICAL 9.8
- TI-2019-05101 Improper input validation in QNAP NAS devices KEVCVSS 3.1CRITICAL 9.8
- TI-2018-14137 Improper input validation in QNAP QTS KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05975 GNU Bash through 4.3 bash43-025 processes trailing strings after certain malformed… KEVCVSS 3.1CRITICAL 9.8
- TI-2014-05157 GNU Bash through 4.3 processes trailing strings after function definitions in the values… KEVCVSS 3.1CRITICAL 9.8
- TI-2018-14131 Cross-site scripting in QNAP QTS KEVCVSS 3.1HIGH 8.0
Sources
- CVE-2018-0711 · CVE Program
- CVE-2018-0711 · NVD
- FIRST EPSS
- GHSA-hhj6-gg8r-r35g · GitHub Advisory Database · CC BY 4.0
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