Synology Assistant up to 7.0.7-50094 permission

Summaryinfo

A vulnerability categorized as problematic has been discovered in Synology Assistant up to 7.0.7-50094. This impacts an unknown function. Such manipulation leads to permission. This vulnerability is documented as CVE-2026-4793. The attack needs to be performed locally. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Synology Assistant up to 7.0.7-50094. Affected by this issue is an unknown functionality. The manipulation with an unknown input leads to a permission vulnerability. Using CWE to declare the problem leads to CWE-275. Impacted is confidentiality, integrity, and availability. CVE summarizes:

An incorrect default permissions vulnerability in Synology Assistant before 7.0.7-50095 allows local users to read or write arbitrary files and conduct denial-of-service during installation.

The advisory is available at synology.com. This vulnerability is handled as CVE-2026-4793 since 03/25/2026. The exploitation is known to be easy. Local access is required to approach this attack. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1222 by the MITRE ATT&CK project.

Upgrading to version 7.0.7-50095 eliminates this vulnerability.

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Productinfo

Vendor

• Synology

Name

• Assistant

Version

• 7.0.7-50094

License

• commercial

Website

• Vendor: https://www.synology.com/

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