Vulnerability · Published Oct 16, 2026 · Assigned by VulnCheck

CVE-2026-111630abp-next-admin 10.2.0 through 10.6.0 IDOR in AIManagement Chat Conversations

Medium 5.4

In plain English

A medium-severity authorization bypass via user-controlled key in abp-next-admin from colinin. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 20% of all known vulnerabilities).

Severity (CVSS 3.1)5.4Medium

Exploit odds (30 days)0.3%top 80.2% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

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.

Affected products (as reported)

Vendor	Product	Versions
colinin	abp-next-admin	10.2.0 – through 10.6.0

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

References

https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor third-party-advisory
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 technical-description
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 technical-description
VulnCheck Advisory: abp-next-admin 10.2.0 through 10.6.0 IDOR in AIManagement Chat Conversations third-party-advisory