The fix for CVE-2024-26261 was incomplete, and and the specific package for OAKlouds from Hgiga remains at risk. Unauthenticated remote attackers still can download arbitrary system files, which may be deleted subsequently .

The system configuration interface of HGiga iSherlock (including MailSherlock, SpamSherock, AuditSherlock) fails to filter special characters in certain function parameters, allowing remote attackers with administrative privileges to exploit this vulnerability for Command Injection attacks, enabling execution of arbitrary system commands.

The email search interface of HGiga iSherlock (including MailSherlock, SpamSherock, AuditSherlock) fails to filter special characters in certain function parameters, allowing remote attackers with administrative privileges to exploit this vulnerability for Command Injection attacks, enabling execution of arbitrary system commands.

The system configuration interface of HGiga iSherlock (including MailSherlock, SpamSherlock, AuditSherlock) fails to filter special characters in certain function parameters, allowing remote attackers with administrative privileges to exploit this vulnerability to download arbitrary system files.

The account management interface of HGiga iSherlock (including MailSherlock, SpamSherlock, AuditSherlock) fails to filter special characters in certain function parameters, allowing remote attackers with administrative privileges to exploit this vulnerability to download arbitrary system files.

The functionality for file download in HGiga OAKlouds' certain modules contains an Arbitrary File Read and Delete vulnerability. Attackers can put file path in specific request parameters, allowing them to download the file without login. Furthermore, the file will be deleted after being downloaded.

The functionality for synchronization in HGiga OAKlouds' certain moudules has an OS Command Injection vulnerability, allowing remote attackers to inject system commands within specific request parameters. This enables the execution of arbitrary code on the remote server without permission.

Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection') vulnerability in HGiga iSherlock 4.5 (iSherlock-user modules), HGiga iSherlock 5.5 (iSherlock-user modules) allows OS Command Injection.This issue affects iSherlock 4.5: before iSherlock-user-4.5-174; iSherlock 5.5: before iSherlock-user-5.5-174.

HGiga OAKlouds file uploading function does not restrict upload of file with dangerous type. An unauthenticated remote attacker can exploit this vulnerability to upload and run arbitrary executable files to perform arbitrary command or disrupt service.

HGiga MailSherlock query function for connection log has a vulnerability of insufficient filtering for user input. An authenticated remote attacker with administrator privilege can exploit this vulnerability to inject and execute arbitrary system commands to perform arbitrary system operation or disrupt service.