AzuraCast before 0.23.8 Command Injection via Streamer Username
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-78.
Summary
AzuraCast before 0.23.8 contains a command injection vulnerability in the Liquidsoap config generation for live recording that fails to quote the streamer username in process.run calls. Authenticated station users with Streamers and Profile permissions can set a username containing shell metacharacters and trigger command execution as the Liquidsoap process user when recording closes.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
Remediation
- Fix · CNA AzuraCast (AzuraCast) Fixed in 0.23.8
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
AzuraCast 0.23.8
7 records Highest priority Priority HIGH 4 HIGH, 3 MEDIUM
Other records, highest priority first
- TI-2026-64985 AzuraCast before 0.23.8 DQL Injection via sortOrderPriority HIGH 77
- TI-2026-64991 AzuraCast before 0.23.8 On-Demand Download Endpoint Authorization BypassPriority HIGH 69
- TI-2026-64989 AzuraCast before 0.23.8 Broken Access Control via GET /api/station/{id}/vue/profilePriority HIGH 65
Timeline
- 2026-10-02 Threatist record created from CVE-2026-100852
- 2026-10-03 Alias added: GHSA-cj27-w6j8-3fpw
- 2026-10-25 EPSS moved to the 90th–95th percentile
References
More AzuraCast vulnerabilities
- TI-2023-02372 Improper Restriction of Excessive Authentication Attempts in azuracast/azuracast CVSS 3.1CRITICAL 9.8
- TI-2026-64985 AzuraCast before 0.23.8 DQL Injection via sortOrder CVSS 4.0HIGH 8.7
- TI-2026-64994 AzuraCast before 0.23.6 Code Injection via Remote Relay Password CVSS 4.0HIGH 8.7
- TI-2026-53672 AzuraCast through 0.23.8 Liquidsoap Configuration Write via Profile Edit Serialization Group Bypass CVSS 4.0HIGH 8.7
- TI-2026-30886 AzuraCast: Password Reset Poisoning via Untrusted X-Forwarded-Host Header Leads to Account Takeover and 2FA Bypass CVSS 3.1HIGH 8.8
- TI-2026-30885 AzuraCast: Path Traversal in `currentDirectory` Parameter Enables Remote Code Execution via Media Upload CVSS 3.1HIGH 8.8
Sources
- CVE-2026-100852 · CVE Program
- CVE-2026-100852 · NVD
- FIRST EPSS
- GHSA-cj27-w6j8-3fpw · GitHub Advisory Database · CC BY 4.0
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