guardian language-system speechmac.php exec ID os command injection

Summaryinfo

A vulnerability was found in guardian language-system. It has been rated as critical. Affected is the function exec of the file speechmac.php. Performing a manipulation of the argument ID results in os command injection. This vulnerability is reported as CVE-2026-34112. The attack is possible to be carried out remotely. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, was found in guardian language-system (version unknown). This affects the function exec of the file speechmac.php. The manipulation of the argument id with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Guardian language-system passes the id GET parameter directly into a PHP exec() call in speechmac.php (line 18) without sanitization: exec(\"php jobs/speech_audio_mac.php \".$login_session.\" \".$_GET['id'].\" ...\"). No authentication is required. An unauthenticated remote attacker can append shell metacharacters to execute arbitrary OS commands on the server.

The weakness was disclosed by philopentest. It is possible to read the advisory at gist.github.com. This vulnerability is uniquely identified as CVE-2026-34112 since 03/25/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

By approaching the search of inurl:speechmac.php it is possible to find vulnerable targets with Google Hacking.

Applying the patch e42c395ec4b03fe62973a669c9209a673838b8a4 is able to eliminate this problem.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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• guardian

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• language-system

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