LogicalDOC up to 9.1.1 OnlyOfficeEditor Servlet fileExt path traversal

Summaryinfo

A vulnerability has been found in LogicalDOC up to 9.1.1 and classified as problematic. Impacted is an unknown function of the component OnlyOfficeEditor Servlet. The manipulation of the argument fileExt leads to path traversal. This vulnerability is documented as CVE-2025-45870. The attack can be initiated remotely. There is not any exploit available.

Detailsinfo

A vulnerability was found in LogicalDOC up to 9.1.1 and classified as problematic. This issue affects an unknown part of the component OnlyOfficeEditor Servlet. The manipulation of the argument fileExt with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. Impacted is confidentiality. The summary by CVE is:

LogicalDOC Enterprise up to and for v9.1.1 is vulnerable to Local File Inclusion (LFI) in the OnlyOfficeEditor servlet class, allowing authenticated user to exploit path traversal flaws in the fileExt parameter, enabling unauthorized access to sensitive files outside the designated directories.

It is possible to read the advisory at logicaldoc.com. The identification of this vulnerability is CVE-2025-45870 since 04/22/2025. The exploitation is known to be easy. The attack may be initiated remotely. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 07/16/2026). The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Name

• LogicalDOC

Version

• 9.1.0
• 9.1.1

CPE 2.3info

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CPE 2.2info

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