Authorization Bypass in Lamp-Cloud by Dromara
CVE-2026-94532

7.1HIGH

Key Information:

Vendor

Dromara

Status
Lamp-cloud
Vendor
CVE Published:
21 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-94532?

Lamp-Cloud, up to version 5.10.0, has a vulnerability in the getUserInfoById endpoint which allows authenticated users to bypass authorization checks. This flaw enables individuals to access full profiles of any user within the system by manipulating the userId parameter. As a consequence, attackers can potentially harvest sensitive information, including mobile numbers, email addresses, national ID card numbers, and social media identifiers such as WeChat and DingTalk OpenIDs.

Affected Version(s)

lamp-cloud 0 <= 5.10.0

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-2026-94532 - Proof of Concept

References

https://github.com/LinYuanyi1/cve-request-poc/blob/master...
exploit
https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f62...
technical-description
https://github.com/dromara/lamp-cloud
product

CVSS V4

Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
None
Availability:
None
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

Mingsheng Lin
.