CVE-2026-121430

EUVD-2026-115852
AzuraCast before 0.24.0 contains a missing authorization vulnerability in the GET and POST /api/station/{station_id}/waveform/{media_id} routes, which lack Permissions middleware. Any authenticated user without station assignment can read another station's cached waveform JSON and overwrite it with attacker-supplied data, corrupting Visual Cue Editor data.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
5.4 MEDIUM
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: Unknown
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources (CNA/ADP records, vendor advisories, Enginsight analysis).
VendorProductVersionSource
azuracastazuracast
𝑥
< 0.24.0
CNA
Common Weakness Enumeration
References
https://github.com/AzuraCast/AzuraCast/security/advisories/GHSA-q3x9-qgv6-hgq3
https://www.vulncheck.com/advisories/azuracast-before-0.24.0-missing-authorization-via-station-waveform-endpoints