Path traversal in AzuraCast - #VU127154
Published: April 23, 2026
Vulnerability identifier: #VU127154
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: N/A
CWE-ID: CWE-22
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: AzuraCast
Affected software:
AzuraCast
AzuraCast
Detailed vulnerability description
The vulnerability allows a remote user to execute arbitrary code.
The vulnerability exists due to path traversal in the Flow.js media upload endpoint currentDirectory parameter when handling media upload requests. A remote user can upload a specially crafted file with traversal sequences in the currentDirectory parameter to execute arbitrary code.
Only instances using the local filesystem storage backend are vulnerable, and media management permissions are required.
Remediation
Install security update from vendor's website.