How severe is CVE-2020-5728?

CVE-2020-5728 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2020-5728 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2020-5728?

CVE-2020-5728 affects Openmrs. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2020-5728?

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

When was CVE-2020-5728 published?

CVE-2020-5728 was published on 2020-04-17 and last updated on 2026-06-17.

CVE-2020-5728

CVE-2020-5728 is a medium-severity vulnerability in Openmrs with a CVSS 3.x base score of 6.1. 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-20.

Key facts

Severity: Medium (CVSS 3.x base score 6.1)
CVSS v2: 4.3
EPSS exploit prediction: 1% (63rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-20
Affected product: Openmrs
Published: 2020-04-17
Last modified: 2026-06-17

Description

OpenMRS 2.9 and prior copies "Referrer" header values into an html element named "redirectUrl" within many webpages (such as login.htm). There is insufficient validation for this parameter, which allows for the possibility of cross-site scripting.

Frequently asked questions

What is CVE-2020-5728?: OpenMRS 2.9 and prior copies "Referrer" header values into an html element named "redirectUrl" within many webpages (such as login.htm). There is insufficient validation for this parameter, which allows for the possibility of cross-site scripting.
How severe is CVE-2020-5728?: CVE-2020-5728 has a CVSS 3.x base score of 6.1, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2020-5728 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (63rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2020-5728?: CVE-2020-5728 affects Openmrs. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2020-5728?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2020-5728 published?: CVE-2020-5728 was published on 2020-04-17 and last updated on 2026-06-17.

References

https://www.tenable.com/security/research/tra-2020-18

Affected products (1)

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

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