What is CVE-2021-4288?

CVE-2021-4288 is a low-severity vulnerability in Openmrs Openmrs-Module-Referenceapplication, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2022-12-27.

How severe is CVE-2021-4288?

Low severity. CVSS v3 base score is 3.5 out of 10.

XSS in Openmrs Openmrs-Module-Referenceapplication

CVE-2021-4288

A vulnerability was found in OpenMRS openmrs-module-referenceapplication up to 2.11.x. It has been rated as problematic. This issue affects some unknown processing of the file omod/src/main/webapp/pages/userApp.gsp. The manipulation leads to cross site scripting. The attack may be initiated remotely. Upgrading to version 2.12.0 is able to address this issue. The name of the patch is 35f81901a4cb925747a9615b8706f5079d2196a1. It is recommended to upgrade the affected component. The identifier VDB-216881 was assigned to this vulnerability.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-12-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.5 (Low). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (58.2th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 58th percentile — 58.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Openmrs Openmrs-Module-Referenceapplication — versions 2.0, 2.1, 2.2
Openmrs Reference Application

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

vuldb.com/ (Third Party Advisory, vdb-entry)
vuldb.com/ (signature, permissions-required, Third Party Advisory)
github.com/openmrs/openmrs-module-referenceapplication/pull/92 (issue-tracking, Patch, Third Party Advisory)
github.com/openmrs/openmrs-module-referenceapplication/commit/35f81901a4cb92574… (Patch, Third Party Advisory, patch)
github.com/openmrs/openmrs-module-referenceapplication/releases/tag/referenceap… (Third Party Advisory, Release Notes, patch)

Frequently asked questions

What is CVE-2021-4288?: CVE-2021-4288 is a low-severity vulnerability in Openmrs Openmrs-Module-Referenceapplication, classified under Cross-site Scripting. CVSS score: 3.5/10. Published 2022-12-27.
How severe is CVE-2021-4288?: Low severity. CVSS v3 base score is 3.5 out of 10.