CVE-2025-10777 MEDIUM

CVE-2025-10777: JSC R7 R7-Office Document Server downloadas path traversal

Vendor Jsc R7
Product R7-Office Document Server
Weakness CWE-22 · Path traversal
Published September 22, 2025
Last update September 22, 2025

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

What the vulnerability does

01Description

A flaw has been found in JSC R7 R7-Office Document Server up to 20250820. Impacted is an unknown function of the file /downloadas/. Executing manipulation of the argument cmd can lead to path traversal. The attack can be launched remotely. Upgrading to version 2025.3.1.923 is recommended to address this issue. The affected component should be upgraded. R7-Office is a fork of OpenOffice and at the moment it remains unclear if OpenOffice is affected as well. The OpenOffice team was not able to reproduce the issue in their codebase. The vendor replied: "We confirm that this vulnerability has been verified and patched in release 2025.3.1.923. During our security testing, it was not possible to exploit the issue - the server consistently returns proper error responses to the provided scenarios."

Key dates

02Disclosure timeline

September 22, 2025 CVE published
September 22, 2025 Record updated