{"id":"CVE-2026-111345","aliases":["EUVD-2026-102489","GHSA-xm42-mhff-286m"],"status":"published","title":"Trudesk through 1.2.11 Authorization Bypass via GET /api/v1/messages/conversation/:id","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00269,"percentile":0.19301,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-639"],"published":"2026-10-15T21:43:37Z","modified":"2026-10-28T02:30:54Z","products":[{"vendor":"polonel","product":"trudesk"}],"references":[{"url":"https://hackmd.io/@hieuPenguinnn/trudesk-conversation-messages-idor","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/polonel/trudesk/blob/v1.2.11/src/controllers/api/v1/messages.js#L255-L308","tags":["technical-description","article"]},{"url":"https://github.com/polonel/trudesk/blob/v1.2.11/src/models/chat/message.js#L70-L101","tags":["technical-description","article"]},{"url":"https://github.com/polonel/trudesk","tags":["product","package"]},{"url":"https://www.vulncheck.com/advisories/trudesk-through-1.2.11-authorization-bypass-via-get-api-v1-messages-conversation-id","tags":["third-party-advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-111345","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-xm42-mhff-286m"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/111xxx/CVE-2026-111345.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-111345","title":"Trudesk through 1.2.11 Authorization Bypass via GET /api/v1/messages/conversation/:id","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","status":"published","published":"2026-10-15T21:43:37.267Z","modified":"2026-10-16T17:08:37.622Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:20:15.34316Z"}],"euvd":[{"id":"EUVD-2026-102489","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","status":"published","published":"2026-10-15T21:43:37Z","modified":"2026-10-16T17:08:37Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-02T17:00:04.71095Z"}],"ghsa":[{"id":"GHSA-xm42-mhff-286m","title":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any...","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","status":"published","published":"2026-10-16T00:31:57Z","modified":"2026-10-16T00:31:58Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:13:49.895192Z"}],"nvd":[{"id":"CVE-2026-111345","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","status":"published","published":"2026-10-15T22:19:31.98Z","modified":"2026-10-16T18:25:45.343Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/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/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T14:12:59.751798Z"}],"osv":[{"id":"CVE-2026-111345","title":"Trudesk through 1.2.11 Authorization Bypass via GET /api/v1/messages/conversation/:id","description":"Trudesk through 1.2.11 contains an authorization bypass vulnerability that allows any authenticated user to read private conversations by supplying another conversation's id. Attackers can request GET /api/v1/messages/conversation/:id, which lacks participant checks, to obtain full message history plus participants' usernames, full names and email addresses.","status":"published","published":"2026-10-15T21:43:37.267Z","modified":"2026-10-28T02:30:54.840731901Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N","level":"medium"}],"cwes":["CWE-639"],"updated_at":"2026-11-02T15:44:55.938017Z"}]}}