Path Traversal Vulnerability in Dromara Lamp-Cloud by Dromara
CVE-2026-19758

6.9MEDIUM

Key Information:

Vendor

Dromara

Status
Lamp-cloud
Vendor
CVE Published:
13 August 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-19758?

A vulnerability has been identified in Dromara Lamp-Cloud versions up to 5.10.0, specifically within the FileChunkController.java component associated with the chunk-check endpoint. This flaw allows an attacker to manipulate the 'Name' argument, potentially leading to a path traversal attack. Such exploitation can be performed remotely, posing a significant risk. Although the project was informed of this issue through an early report, no response has been recorded, and the public disclosure of the exploit raises concerns about its potential being utilized in the wild.

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-2026-19758 - Proof of Concept

References

https://vuldb.com/vuln/389603
vdb-entrytechnical-description
https://vuldb.com/vuln/389603/cti
signaturepermissions-required
https://vuldb.com/cve/CVE-2026-19758
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
.