TI-2020-18829 Aliases CVE-2020-36635 GHSA-9pf9-659m-558x

OpenMRS Appointment Scheduling Module AppointmentTypeValidator.java validateFieldName cross site scripting

LOW 26CWE-79Published 2022-12-27 · Updated 2025-04-11

Key facts

Attack vector: Network
Privileges required: Low
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

A vulnerability was found in OpenMRS Appointment Scheduling Module up to 1.12.x. It has been classified as problematic. This affects the function validateFieldName of the file api/src/main/java/org/openmrs/module/appointmentscheduling/validator/AppointmentTypeValidator.java. The manipulation leads to cross site scripting. It is possible to initiate the attack remotely. Upgrading to version 1.13.0 is able to address this issue. The name of the patch is 34213c3f6ea22df427573076fb62744694f601d8. It is recommended to upgrade the affected component. The associated identifier of this vulnerability is VDB-216915.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.00963 61st percentileScored 2026-11-07

Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation: None
Automatable: No
Technical impact: Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
OpenMRS	Appointment Scheduling Module	1.0; 1.1; 1.2; 1.3; 1.4; 1.5; 1.6; 1.7; 1.8; 1.9; 1.10; 1.11; 1.12	—	No fix listed	CNA

Appointment Scheduling Module VendorOpenMRS Affected 1.0; 1.1; 1.2; 1.3; 1.4; 1.5; 1.6; 1.7; 1.8; 1.9; 1.10; 1.11; 1.12 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:openmrs:appointment_scheduling_module::::::::	before 1.13.0	Vulnerable	OpenMRS

cpe:2.3:a:openmrs:appointment_scheduling_module:*:*:*:*:*:*:*:* Versions before 1.13.0 Vulnerable ·OpenMRS

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-36635
2026-10-03 Alias added: GHSA-9pf9-659m-558x

References

Patch 3

TI-2022-04323 OpenMRS Appointment Scheduling Module Notes AppointmentRequest.java getNotes cross site scripting CVSS 3.1MEDIUM 6.1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences