CVE-2021-25920

MEDIUMNVD 6.56.5—

6.5

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.

CVSS v3: 6.5
EG Score: 6.5(medium)
EPSS: 45.1%
KEV: Not listed

Published

March 22, 2021

Last Modified

April 30, 2025

References (4)

vulnerabilitylab@mendhttps://github.com/openemr/openemr/commit/0fadc3e592d84bc9dfe9e0403f8bd6e3c7d8427f
vulnerabilitylab@mendhttps://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25920
af854a3a-2127-422b-91ae-364da2661108https://github.com/openemr/openemr/commit/0fadc3e592d84bc9dfe9e0403f8bd6e3c7d8427f
af854a3a-2127-422b-91ae-364da2661108https://www.whitesourcesoftware.com/vulnerability-database/CVE-2021-25920

Weakness Classification(2)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 11× in last 7d / 18× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-27 13:39 UTCepss_batch
2026-05-26 19:33 UTCEG score recompute
2026-05-26 19:33 UTCGHSA enrichment
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch

Frequently asked(5)

What is CVE-2021-25920?

CVE-2021-25920 is a medium vulnerability published on March 22, 2021. 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.

When was CVE-2021-25920 disclosed?

CVE-2021-25920 was first published in the National Vulnerability Database on March 22, 2021, with the most recent update on April 30, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-25920 actively exploited?

CVE-2021-25920 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 45.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-25920?

CVE-2021-25920 has a CVSS v3 base score of 6.5 (NVD).

How do I remediate CVE-2021-25920?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-25920, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2021-25920

Explore →

Is Your Infrastructure Affected by CVE-2021-25920?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2021-25920

📅 Published

🔄 Last Modified

🔗 References (4)

Weakness Classification(2)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2021-25920?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (4)

Frequently asked(5)

Related CVEs(same CWE)