CVE-2026-41030
Received Received - Intake
Privilege Escalation in ONLYOFFICE Update Service Before

Publication date: 2026-04-16

Last updated on: 2026-04-16

Assigner: MITRE

Description
In ONLYOFFICE DesktopEditors before 9.3.0, the update service allows attackers to perform actions on files with SYSTEM privileges.
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Meta Information
Published
2026-04-16
Last Modified
2026-04-16
Generated
2026-06-16
AI Q&A
2026-04-16
EPSS Evaluated
2026-06-15
NVD
CVE-2026-41030
EUVD
EUVD-2026-23197
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
onlyoffice desktopeditors to 9.3.0 (exc)
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-669 The product does not properly transfer a resource/behavior to another sphere, or improperly imports a resource/behavior from another sphere, in a manner that provides unintended control over that resource.
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Compliance Impact

The vulnerability in ONLYOFFICE DesktopEditors before version 9.3.0 allows attackers to perform actions on files with SYSTEM privileges via the update service. This could potentially lead to unauthorized access or modification of sensitive data.

However, there is no specific information provided about how this vulnerability directly impacts compliance with standards such as GDPR or HIPAA.

Executive Summary

This vulnerability exists in ONLYOFFICE DesktopEditors versions before 9.3.0. It involves the update service, which allows attackers to perform actions on files with SYSTEM privileges.

Impact Analysis

Because the update service can be exploited to perform actions with SYSTEM privileges, an attacker could potentially execute unauthorized operations on your system with the highest level of access. This could lead to severe impacts such as system compromise or denial of service.

Mitigation Strategies

To mitigate this vulnerability, you should update ONLYOFFICE DesktopEditors to version 9.3.0 or later, as the issue is fixed in that release.

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