CVE-2026-100857

High

Description

AzuraCast before 0.23.4 contains a code injection vulnerability in the ConfigWriter::cleanUpString() method that fails to sanitize Liquidsoap string interpolation sequences, allowing authenticated users with Media or Profile permissions to inject arbitrary Liquidsoap code into station configuration. Attackers can inject #{process.run()} expressions into playlist URLs or station metadata fields that execute shell commands as the azuracast user when the station restarts.

SeverityHigh

CVSS8.0

Exploit probability—

ProductAzuracast/azuracast

PublishedSep 27, 2026

First seenSep 27, 2026

Weakness typeCWE-94Code injection

How to fix

Update

azuracast/azuracast0.23.4 or later

Vendor advisories

github.com/AzuraCast/AzuraCast/security/advisories/GHSA-93fx-5qgc-wr38

Affected products

Product	Affected versions	Fixed in
azuracast/azuracastPackagist	v < 0.23.4	0.23.4

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