How severe is CVE-2021-4288?

CVE-2021-4288 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.

Is CVE-2021-4288 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-4288?

CVE-2021-4288 affects Openmrs Reference Application. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-4288?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-4288 published?

CVE-2021-4288 was published on 2022-12-27 and last updated on 2026-06-17.

CVE-2021-4288

CVE-2021-4288 is a low-severity vulnerability in Openmrs Reference Application with a CVSS 3.x base score of 3.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-79.

Key facts

Severity: Low (CVSS 3.x base score 3.5)
EPSS exploit prediction: 1% (55th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-79
Affected product: Openmrs Reference Application
Published: 2022-12-27
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2021-4288?: CVE-2021-4288 has a CVSS 3.x base score of 3.5, rated low severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is none, integrity low, and availability none.
Is CVE-2021-4288 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (55th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-4288?: CVE-2021-4288 affects Openmrs Reference Application. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-4288?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-4288 published?: CVE-2021-4288 was published on 2022-12-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openmrs:reference_application:*:*:*:*:*:*:*:*

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