CVE-2021-25920

CVE-2021-25920 is a medium-severity vulnerability in Open-emr Openemr with a CVSS 3.x base score of 6.5. 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-178.

Key facts

Description

In OpenEMR, versions v2.7.2-rc1 to 6.0.0 are vulnerable to Improper Access Control when creating a new user, which leads to a malicious user able to read and send sensitive messages on behalf of the victim user.

Frequently asked questions

What is CVE-2021-25920?
In OpenEMR, versions v2.7.2-rc1 to 6.0.0 are vulnerable to Improper Access Control when creating a new user, which leads to a malicious user able to read and send sensitive messages on behalf of the victim user.
How severe is CVE-2021-25920?
CVE-2021-25920 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2021-25920 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (61st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-25920?
CVE-2021-25920 affects Open-emr Openemr. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-25920?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-25920 published?
CVE-2021-25920 was published on 2021-03-22 and last updated on 2026-06-17.

References

Affected products (1)

More vulnerabilities in Open-emr Openemr

All CVEs affecting Open-emr Openemr →

Other CWE-178 vulnerabilities

Browse all CWE-178 vulnerabilities →