CVE-2025-56869

Medium

Description

Directory traversal vulnerability in Sync In server thru 1.1.1 allowing authenticated attackers to gain read and write access to the system via FilesManager.saveMultipart function in backend/src/applications/files/services/files-manager.service.ts, and FilesManager.compress function in backend/src/applications/files/services/files-manager.service.ts.

SeverityMedium

CVSS5.3

Exploit probability—

ProductSync-in Server

PublishedSep 19, 2025

First seenSep 19, 2025

Weakness typeCWE-22Path traversal

How to fix

Vendor advisories

github.com/Sync-in/server/releases/tag/v1.2.0

Affected products

Product	Affected versions	Fixed in
sync-in sync-in_server	v ≤ 1.1.1	—

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