Dromara lamp-cloud up to 5.10.0 File-Upload Controller FileAnyoneController.java bucket/bizType path traversal

Summaryinfo

A vulnerability labeled as critical has been found in Dromara lamp-cloud up to 5.10.0. This issue affects some unknown processing of the file FileAnyoneController.java of the component File-Upload Controller. Executing a manipulation of the argument bucket/bizType can lead to path traversal. This vulnerability is tracked as CVE-2026-19757. The attack can be launched remotely. Moreover, an exploit is present. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability classified as critical was found in Dromara lamp-cloud up to 5.10.0. This vulnerability affects an unknown part of the file FileAnyoneController.java of the component File-Upload Controller. The manipulation of the argument bucket/bizType with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is available at github.com. This vulnerability was named CVE-2026-19757. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

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

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

• Cloud Software

Vendor

• Dromara

Name

• lamp-cloud

Version

• 5.0
• 5.1
• 5.2
• 5.3
• 5.4
• 5.5
• 5.6
• 5.7
• 5.8
• 5.9
• 5.10.0

Website

• Product: https://github.com/dromara/lamp-cloud/

CPE 2.3info

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CPE 2.2info

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Entryinfo

Submitinfo

Accepted

• Submit #868961: dromara lamp-cloud Releases20260625 Path Traversal (by Ku4D3)

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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