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CVE-2026-100852— AzuraCast before 0.23.8 Command Injection via Streamer Username

Quick assessment

Affected
AzuraCast AzuraCast
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

AzuraCast 0.23.8 之前的版本存在一个命令注入漏洞，该漏洞出现在为直播录制生成 Liquidsoap 配置的过程中。具体而言，在 process.run 调用中未对流媒体用户名进行正确引用（转义/引号包裹）。具备“Streamers”和“Profile”权限的已认证电台用户可以设置包含 Shell 元字符的用户名，从而在录制结束时以 Liquidsoap 进程所属用户身份触发命令执行。

CVSS 8.8 · High EPSS 3.72% · P89

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter
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I. Basic Information for CVE-2026-100852

Vulnerability Information
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Vulnerability Title
AzuraCast before 0.23.8 Command Injection via Streamer Username
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
AzuraCast AzuraCast 0 ~ 0.23.8 -

II. Public POCs for CVE-2026-100852

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III. Intelligence Information for CVE-2026-100852

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Vendor Advisories for CVE-2026-100852 (1)

Other References for CVE-2026-100852 (1)

Same Patch Batch · AzuraCast · 2026-09-27 · 11 CVEs total

CVE-2026-100856 8.8 HIGH AzuraCast before 0.23.6 Code Injection via Remote Relay Password
CVE-2026-100857 8.0 HIGH AzuraCast before 0.23.4 Remote Code Execution via Liquidsoap string interpolation
CVE-2026-100850 7.7 HIGH AzuraCast before 0.23.8 SSRF and Local File Read via Remote Playlist
CVE-2026-100851 7.6 HIGH AzuraCast before 0.23.8 Broken Access Control via GET /api/station/{id}/vue/profile
CVE-2026-100847 7.5 HIGH AzuraCast before 0.23.8 DQL Injection via sortOrder
CVE-2026-100849 7.1 HIGH AzuraCast before 0.23.8 SSRF Filter Bypass via Hostname and Private IPs
CVE-2026-100848 7.1 HIGH AzuraCast before 0.23.8 Server-Side Request Forgery via Remote Relay URL
CVE-2026-100855 6.5 MEDIUM AzuraCast before 0.23.6 Missing Permission Check via /play
CVE-2026-100854 6.3 MEDIUM AzuraCast before 0.23.6 Metadata Injection via Liquidsoap API
CVE-2026-100853 5.9 MEDIUM AzuraCast before 0.23.8 On-Demand Download Endpoint Authorization Bypass

IV. Related Vulnerabilities

Same product: AzuraCast
Same vendor: AzuraCast
Same weakness: CWE-78

V. Comments for CVE-2026-100852

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