High severity · published Sep 27, 2026
CVE-2026-100852
AzuraCast before 0.23.8 Command Injection via Streamer Username
8.8
CVSS
4.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)4.6% · higher than 92% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AZ
AzuraCast · AzuraCast
before 0.23.8 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-100852
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-100852
vendor-advisory
https://github.com/AzuraCast/AzuraCast/security/advisories/GHSA-73rf-jp3g-8rcf
third-party-advisory
https://www.vulncheck.com/advisories/azuracast-through-0.23-x-command-injection-via-streamer-username
More from AzuraCast
9.8
CVE-2023-2531
Improper Restriction of Excessive Authentication Attempts in GitHub repository azuracast/azuracast prior to 0.18.3
8.8
CVE-2026-100856
AzuraCast before 0.23.6 Code Injection via Remote Relay Password
8.8
CVE-2026-76836
AzuraCast through 0.23.8 Liquidsoap Configuration Write via Profile Edit Serialization Group Bypass
8.8
CVE-2026-42605
AzuraCast: Path Traversal in `currentDirectory` Parameter Enables Remote Code Execution via Media Upload
8.8
CVE-2026-42606
AzuraCast: Password Reset Poisoning via Untrusted X-Forwarded-Host Header Leads to Account Takeover and 2FA Bypass