An OS command injection vulnerability has been reported to affect several QNAP operating system versions. If exploited, the vulnerability could allow users to execute commands via a network. We have already fixed the vulnerability in the following versions: Multimedia Console 2.1.2 ( 2023/05/04 ) and later Multimedia Console 1.4.8 ( 2023/05/05 ) and later QTS 5.1.0.2399 build 20230515 and later QTS 4.3.6.2441 build 20230621 and later QTS 4.3.4.2451 build 20230621 and later QTS 4.3.3.2420 build 20230621 and later QTS 4.2.6 build 20230621 and later Media Streaming add-on 500.1.1.2 ( 2023/06/12 ) and later Media Streaming add-on 500.0.0.11 ( 2023/06/16 ) and later
Conclusion & alert: CVE-2023-23369 is rated High Risk (72.2/100): CVSS Critical severity, with high exploitation likelihood (EPSS 14.41%, 96th percentile). Core evidence: EPSS ranks this CVE among the most likely to be exploited in the near term. EPSS rose +2.59% over the last day, indicating growing attacker interest. Mandatory action: High exploitation likelihood—assess exposure and prioritize remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 11.81% | 14.41% | +2.59% |
| 2 | 2025-11-24 | 14.77% | 11.81% | -2.95% |
| 3 | 2025-11-21 | — | 14.77% | — |
Full EPSS history (13 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.0 | 3.1 | CRITICAL |
|
2.2 | 6.0 | [email protected] |
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| qnap | qts | 5.1.0.2348 | cpe:2.3:o:qnap:qts:5.1.0.2348:build_20230325:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0895 | cpe:2.3:o:qnap:qts:4.3.6.0895:build_20190328:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0907 | cpe:2.3:o:qnap:qts:4.3.6.0907:build_20190409:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0923 | cpe:2.3:o:qnap:qts:4.3.6.0923:build_20190425:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0944 | cpe:2.3:o:qnap:qts:4.3.6.0944:build_20190516:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0959 | cpe:2.3:o:qnap:qts:4.3.6.0959:build_20190531:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0979 | cpe:2.3:o:qnap:qts:4.3.6.0979:build_20190620:*:*:*:*:*:* |
| qnap | qts | 4.3.6.0993 | cpe:2.3:o:qnap:qts:4.3.6.0993:build_20190704:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1013 | cpe:2.3:o:qnap:qts:4.3.6.1013:build_20190724:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1033 | cpe:2.3:o:qnap:qts:4.3.6.1033:build_20190813:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1070 | cpe:2.3:o:qnap:qts:4.3.6.1070:build_20190919:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1154 | cpe:2.3:o:qnap:qts:4.3.6.1154:build_20191212:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1218 | cpe:2.3:o:qnap:qts:4.3.6.1218:build_20200214:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1263 | cpe:2.3:o:qnap:qts:4.3.6.1263:build_20200330:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1286 | cpe:2.3:o:qnap:qts:4.3.6.1286:build_20200422:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1333 | cpe:2.3:o:qnap:qts:4.3.6.1333:build_20200608:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1411 | cpe:2.3:o:qnap:qts:4.3.6.1411:build_20200825:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1446 | cpe:2.3:o:qnap:qts:4.3.6.1446:build_20200929:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1620 | cpe:2.3:o:qnap:qts:4.3.6.1620:build_20210322:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1663 | cpe:2.3:o:qnap:qts:4.3.6.1663:build_20210504:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1711 | cpe:2.3:o:qnap:qts:4.3.6.1711:build_20210621:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1750 | cpe:2.3:o:qnap:qts:4.3.6.1750:build_20210730:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1831 | cpe:2.3:o:qnap:qts:4.3.6.1831:build_20211019:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1907 | cpe:2.3:o:qnap:qts:4.3.6.1907:build_20220103:*:*:*:*:*:* |
| qnap | qts | 4.3.6.1965 | cpe:2.3:o:qnap:qts:4.3.6.1965:build_20220302:*:*:*:*:*:* |
| qnap | qts | 4.3.6.2050 | cpe:2.3:o:qnap:qts:4.3.6.2050:build_20220526:*:*:*:*:*:* |
| qnap | qts | 4.3.6.2232 | cpe:2.3:o:qnap:qts:4.3.6.2232:build_20221124:*:*:*:*:*:* |
| qnap | qts | 4.3.4.0899 | cpe:2.3:o:qnap:qts:4.3.4.0899:build_20190322:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1029 | cpe:2.3:o:qnap:qts:4.3.4.1029:build_20190730:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1082 | cpe:2.3:o:qnap:qts:4.3.4.1082:build_20190921:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1190 | cpe:2.3:o:qnap:qts:4.3.4.1190:build_20200107:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1282 | cpe:2.3:o:qnap:qts:4.3.4.1282:build_20200408:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1368 | cpe:2.3:o:qnap:qts:4.3.4.1368:build_20200703:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1417 | cpe:2.3:o:qnap:qts:4.3.4.1417:build_20200821:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1463 | cpe:2.3:o:qnap:qts:4.3.4.1463:build_20201006:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1632 | cpe:2.3:o:qnap:qts:4.3.4.1632:build_20210324:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1652 | cpe:2.3:o:qnap:qts:4.3.4.1652:build_20210413:*:*:*:*:*:* |
| qnap | qts | 4.3.4.1976 | cpe:2.3:o:qnap:qts:4.3.4.1976:build_20220303:*:*:*:*:*:* |
| qnap | qts | 4.3.4.2107 | cpe:2.3:o:qnap:qts:4.3.4.2107:build_20220712:*:*:*:*:*:* |
| qnap | qts | 4.3.4.2242 | cpe:2.3:o:qnap:qts:4.3.4.2242:build_20221124:*:*:*:*:*:* |
| qnap | qts | 4.3.3.0174 | cpe:2.3:o:qnap:qts:4.3.3.0174:build_20170503:*:*:*:*:*:* |
| qnap | qts | 4.3.3.0868 | cpe:2.3:o:qnap:qts:4.3.3.0868:build_20190322:*:*:*:*:*:* |
| qnap | qts | 4.3.3.0998 | cpe:2.3:o:qnap:qts:4.3.3.0998:build_20190730:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1051 | cpe:2.3:o:qnap:qts:4.3.3.1051:build_20190921:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1098 | cpe:2.3:o:qnap:qts:4.3.3.1098:build_20191107:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1161 | cpe:2.3:o:qnap:qts:4.3.3.1161:build_20200109:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1252 | cpe:2.3:o:qnap:qts:4.3.3.1252:build_20200409:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1315 | cpe:2.3:o:qnap:qts:4.3.3.1315:build_20200611:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1386 | cpe:2.3:o:qnap:qts:4.3.3.1386:build_20200821:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1432 | cpe:2.3:o:qnap:qts:4.3.3.1432:build_20201006:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1624 | cpe:2.3:o:qnap:qts:4.3.3.1624:build_20210416:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1677 | cpe:2.3:o:qnap:qts:4.3.3.1677:build_20210608:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1693 | cpe:2.3:o:qnap:qts:4.3.3.1693:build_20210624:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1799 | cpe:2.3:o:qnap:qts:4.3.3.1799:build_20211008:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1864 | cpe:2.3:o:qnap:qts:4.3.3.1864:build_20211212:*:*:*:*:*:* |
| qnap | qts | 4.3.3.1945 | cpe:2.3:o:qnap:qts:4.3.3.1945:build_20220303:*:*:*:*:*:* |
| qnap | qts | 4.3.3.2057 | cpe:2.3:o:qnap:qts:4.3.3.2057:build_20220623:*:*:*:*:*:* |
| qnap | qts | 4.3.3.2211 | cpe:2.3:o:qnap:qts:4.3.3.2211:build_20221124:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20170517:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20190322:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20190730:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20190921:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20191107:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20200109:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20200421:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20200611:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20200821:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20210327:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20211215:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20220304:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20220623:*:*:*:*:*:* |
| qnap | qts | 4.2.6 | cpe:2.3:o:qnap:qts:4.2.6:build_20221028:*:*:*:*:*:* |
| qnap | multimedia_console | 2.1.0 | cpe:2.3:a:qnap:multimedia_console:2.1.0:*:*:*:*:*:*:* |
| qnap | multimedia_console | 2.1.1 | cpe:2.3:a:qnap:multimedia_console:2.1.1:*:*:*:*:*:*:* |
| qnap | multimedia_console | 1.4.3 | cpe:2.3:a:qnap:multimedia_console:1.4.3:*:*:*:*:*:*:* |
| qnap | multimedia_console | 1.4.4 | cpe:2.3:a:qnap:multimedia_console:1.4.4:*:*:*:*:*:*:* |
| qnap | multimedia_console | 1.4.5 | cpe:2.3:a:qnap:multimedia_console:1.4.5:*:*:*:*:*:*:* |
| qnap | multimedia_console | 1.4.6 | cpe:2.3:a:qnap:multimedia_console:1.4.6:*:*:*:*:*:*:* |
| qnap | multimedia_console | 1.4.7 | cpe:2.3:a:qnap:multimedia_console:1.4.7:*:*:*:*:*:*:* |
| qnap | media_streaming_add-on | 500.1.1.0 | cpe:2.3:a:qnap:media_streaming_add-on:500.1.1.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://www.qnap.com/en/security-advisory/qsa-23-35 | Vendor Advisory |