User Profile Vulnerability in Lamp-Cloud by Dromara
CVE-2026-94534

7.1HIGH

Key Information:

Vendor

Dromara

Status
Lamp-cloud
Vendor
CVE Published:
21 September 2026

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2026-94534?

Lamp-Cloud versions up to 5.10.0 are susceptible to a serious security issue where user identity is not properly validated during profile updates. This vulnerability allows authenticated attackers to manipulate user profiles by sending requests with targeted user IDs. Attackers can alter critical profile information, including nicknames, national IDs, gender, nationality, educational background, work descriptions, and avatar images. The flaw is specifically present in the PUT /anyone/baseInfo and PUT /anyone/avatar endpoints, exposing user data to potential unauthorized modifications.

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-2026-94534 - Proof of Concept

CVE-2026-94534 - Proof of Concept

References

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

CVSS V4

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

Mingsheng Lin
.