{"id":"CVE-2026-111630","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-111630","generatedAt":"2026-10-27T22:47:40.000Z","title":"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.","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.","published":"2026-10-16T18:17:43.000Z","lastModified":"2026-10-19T14:16:58.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":5.3,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-639"],"affected":[],"epss":{"score":0.00273,"percentile":0.1955,"date":"2026-10-26","history":[{"date":"2026-10-17","score":0.00223,"percentile":0.11979}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.27%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-16T18:17:43.000Z","detail":{"score":"5.3","severity":"MEDIUM","publishedAt":"2026-10-16T18:17:43.190Z"},"summary":"New CVE, medium severity (CVSS 5.3)."}],"references":[{"url":"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","source":"disclosure@vulncheck.com"},{"url":"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","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/abp-next-admin-10.2.0-through-10.6.0-idor-in-aimanagement-chat-conversations","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@hieuPenguinnn/abp-next-admin-aimanagement-chat-idor","source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-111630","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}