Aureus ERP before 1.5.0 fails to scope message lookups to the current record in ChatterPanel, allowing authenticated users to access arbitrary messages. Attackers can submit sequential message IDs to read, edit, delete, or pin messages from other departments or companies, and enumerate all notes in the system.
https://hackmd.io/@leediay/idor-chatter-messager-aureus
https://github.com/aureuserp/aureuserp/releases/tag/v1.5.0
https://github.com/aureuserp/aureuserp/pull/1382
https://github.com/aureuserp/aureuserp/commit/d3d5ac20ec544e97636490db6f86a391c04ce899
Published: 2026-09-22
Updated: 2026-09-28
Base Score: 8.5
Vector: CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:N
Severity: High
Base Score: 8.1
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Severity: High
Base Score: 8.6
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
Severity: High
EPSS: 0.00488