CVE-2021-4288

OpenMRS openmrs-module-referenceapplication userApp.gsp cross site scripting

3.5 Low

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.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: None
Integrity: Low
Availability: None

Exploit likelihood

0.98%Unchanged since Dec 28, 2022

What each source reports

CVE List Score used 3.5

OpenMRS openmrs-module-referenceapplication userApp.gsp cross site scripting

Record: CVE-2021-4288
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CVSS 3.0: 3.5 LowCVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

EUVDEUVD-2021-34125 3.5

Record: EUVD-2021-34125
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
Updated: 2026-11-03

GitHub AdvisoriesGHSA-qc24-vqq2-gjjw 6.1

A vulnerability was found in OpenMRS openmrs-module-referenceapplication up to 2.11.x. It has...

Record: GHSA-qc24-vqq2-gjjw
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

NVD 3.5

Record: CVE-2021-4288
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:L/A:N
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Weakness: CWE-79
Updated: 2026-11-02

OSV 6.1

Record: CVE-2021-4288
CVSS 3.1: 6.1 MediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 3, 2026	aliases, published	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-4288 is a low vulnerability (CVSS 3.5) in Openmrs Openmrs-module-referenceapplication, published December 27, 2022. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.98%, the 62nd percentile. No source names a fixed version.