CVE-2026-94534

lamp-cloud through 5.10.0 Unauthorized Profile Modification via PUT endpoints

Published 21 Sep 2026 • Updated 21 Sep 2026

Severity: HIGH

Description

lamp-cloud through 5.10.0 fails to validate user identity in PUT /anyone/baseInfo and PUT /anyone/avatar endpoints, allowing authenticated attackers to modify arbitrary user profiles. Attackers can supply target user IDs in request bodies to rewrite profile fields including nickname, ID card, sex, nation, education, work description, and avatar attachments of other users.

Affected products (1)

• dromara lamp-cloud

Problem types

• CWE-639 Authorization Bypass Through User-Controlled Key

References (6)

• 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/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#L128-L136
• https://github.com/dromara/lamp-cloud
• https://www.vulncheck.com/advisories/lamp-cloud-through-5.10.0-unauthorized-profile-modification-via-put-endpoints