---
title: "CVE-2026-94534: lamp-cloud - Broken Access Control"
description: "lamp-cloud <= 5.10.0 contains a broken access control caused by failure to validate user identity in PUT /anyone/baseInfo and PUT /anyone/avatar endpoints, letting authenticated attackers modify arbitrary user profiles by supplying target user IDs."
url: https://panop.io/threat-heartbeat/CVE-2026-94534/
---

# CVE-2026-94534 lamp-cloud - Broken Access Control

lamp-cloud <= 5.10.0 contains a broken access control caused by failure to validate user identity in PUT /anyone/baseInfo and PUT /anyone/avatar endpoints, letting authenticated attackers modify arbitrary user profiles by supplying target user IDs.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

Authentication

Required

EPSS

0.49% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-94534)

## Details

Type

Broken Access Control

Impact

Data Tampering

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L

Published

21 September 2026

Updated

15 October 2026

Weakness

[CWE-639](https://cwe.mitre.org/data/definitions/639.html)

## Vendor fix

Update to a version later than 5.10.0.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-94534](https://nvd.nist.gov/vuln/detail/CVE-2026-94534)
- [https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-oauth/lamp-oauth-controller/src/main/java/top/tangyh/lamp/oauth/controller/UserInfoController.java#L128-L136](https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-oauth/lamp-oauth-controller/src/main/java/top/tangyh/lamp/oauth/controller/UserInfoController.java#L128-L136)
- [https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-oauth/lamp-oauth-controller/src/main/java/top/tangyh/lamp/oauth/controller/UserInfoController.java#L68-L78](https://github.com/dromara/lamp-cloud/blob/bdc1a406eb0f6291e9f6dbad9cbccd67bc6a37b6/lamp-oauth/lamp-oauth-controller/src/main/java/top/tangyh/lamp/oauth/controller/UserInfoController.java#L68-L78)
- [https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-unauthorized-profile-modification-via-put-endpoints](https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-unauthorized-profile-modification-via-put-endpoints)
- [https://github.com/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-03-anyone-baseinfo-write-bola.py](https://github.com/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-03-anyone-baseinfo-write-bola.py)
- [https://github.com/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-06-anyone-avatar-write-bola.py](https://github.com/LinYuanyi1/cve-request-poc/blob/master/lamp/poc-06-anyone-avatar-write-bola.py)
- [https://github.com/dromara/lamp-cloud](https://github.com/dromara/lamp-cloud)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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