An improper access control vulnerability has been reported to affect earlier versions of Music Station. If exploited, this vulnerability allows attackers to compromise the security of the software by gaining privileges, reading sensitive information, executing commands, evading detection, etc. This issue affects: QNAP Systems Inc. Music Station versions prior to 5.3.16 on QTS 4.5.2; versions prior to 5.2.10 on QTS 4.3.6; versions prior to 5.1.14 on QTS 4.3.3; versions prior to 5.3.16 on QuTS hero h4.5.2; versions prior to 5.3.16 on QuTScloud c4.5.4.
An official patch is available. Apply the patch as soon as possible.
CVSS v4.0 Metrics
Exploitability
Attack VectorAdjacent
ComplexityLow
RequirementsPresent
PrivilegesNone
User InteractionNone
Threat
Exploit MaturityPoC
Vulnerable System
ConfidentialityNone
IntegrityLow
AvailabilityHigh
Subsequent System
ConfidentialityNone
IntegrityNone
AvailabilityNone
Supplemental
SafetyNegligible
AutomatableYes
RecoveryAutomatic
Value DensityConcentrated
UrgencyMedium
Patch StatusOfficial Patch
Change Log
| Date | Source | Changes | Score |
|---|
| 2026-07-21 | PoC | E: U→P | 2.3 → 5.5 |
| 2026-07-21 | nvd | patch: Unavailable→Official Patch | 2.3 → 2.3 |
| 2026-07-21 | cve.org | initial, patch: Unavailable | 2.3 |
Affected Software
| Vendor | Product | Version |
|---|
| qnap | music_station | < 5.3.16 |
| qnap | music_station | < 5.2.10 |
| qnap | music_station | < 5.1.14 |
| QNAP Systems Inc. | Music Station | < 5.3.16 |
| QNAP Systems Inc. | Music Station | < 5.2.10 |
| QNAP Systems Inc. | Music Station | < 5.1.14 |
Published: 2021-05-13
