Path Traversal Vulnerability in Dromara Lamp-Cloud Product
CVE-2026-19757

6.9MEDIUM

Key Information:

Vendor

Dromara

Status
Lamp-cloud
Vendor
CVE Published:
13 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19757?

A path traversal vulnerability exists in the File-Upload Controller (FileAnyoneController.java) of Dromara's lamp-cloud product versions up to 5.10.0. By manipulating the 'bucket' or 'bizType' parameters, an attacker can access restricted directories and potentially execute arbitrary code. Although the exploit can be performed remotely, the project maintainers have not yet addressed the reported issue, leading to public exposure of this vulnerability.

Affected Version(s)

lamp-cloud 5.0

lamp-cloud 5.1

lamp-cloud 5.2

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2026-19757 - Proof of Concept

References

https://vuldb.com/vuln/389602
vdb-entrytechnical-description
https://vuldb.com/vuln/389602/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19757
third-party-advisory

CVSS V4

Score:
6.9
Severity:
MEDIUM
Confidentiality:
Low
Integrity:
Low
Availability:
Low
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Ku4D3 (VulDB User)
VulDB CNA Team
.