CVE-2026-111630

abp-next-admin 10.2.0 through 10.6.0 contains an insecure direct object reference vulnerability in the LINGYUN.Abp.AIManagement module that allows authenticated users to access other users' AI chat conversations by supplying their ConversationId. Attackers holding the Chat permission can call ChatAppService.GetListAsync or SendMessageAsync with a victim's ConversationId GUID to read chat messages and inject messages into that conversation.

CVSS v3 5.4 MEDIUM

5.4^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.5

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope UNCHANGED

References

Link	Resource
https://github.com/colinin/abp-next-admin/blob/10.6.0/aspnet-core/modules/ai/LINGYUN.Abp.AIManagement.Application/LINGYUN/Abp/AIManagement/Chats/ChatAppService.cs#L27-L52
https://github.com/colinin/abp-next-admin/blob/10.6.0/aspnet-core/modules/ai/LINGYUN.Abp.AIManagement.Domain/LINGYUN/Abp/AIManagement/Chats/ConversationStore.cs#L49-L66
https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor
https://www.vulncheck.com/advisories/abp-next-admin-10.2.0-through-10.6.0-idor-in-aimanagement-chat-conversations
https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor

Configurations

No configuration.

History

19 Oct 2026, 14:16

Type	Values Removed	Values Added
References	~~() https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor -~~	() https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor -

16 Oct 2026, 18:17

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-10-16 18:17

Updated : 2026-10-19 14:16

NVD link : CVE-2026-111630

Mitre link : CVE-2026-111630

CVE.ORG link : CVE-2026-111630

JSON object : View

Products Affected

No product.

CWE

CWE-639

Authorization Bypass Through User-Controlled Key

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