A vulnerability, which was classified as problematic, was found in OpenMRS Appointment Scheduling Module up to 1.16.x. This affects the function getNotes of the file api/src/main/java/org/openmrs/module/appointmentscheduling/AppointmentRequest.java of the component Notes Handler. The manipulation of the argument notes leads to cross site scripting. The CWE definition for the vulnerability is CWE-79. The weakness was released 12/24/2022 as 39. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2022-4727. It is possible to initiate the attack remotely. Technical details are available. There is no exploit available. The price for an exploit might be around USD $0-$5k at the moment. MITRE ATT&CK project uses the attack technique T1059.007 for this issue. It is declared as not defined. We expect the 0-day to have been worth approximately $0-$5k. Upgrading to version 1.17.0 is able to address this issue. The updated version is ready for download at github.com. The identifier of the patch is 2ccbe39c020809765de41eeb8ee4c70b5ec49cc8. The bugfix is ready for download at github.com. It is recommended to upgrade the affected component. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

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