CVE-2021-26248

MEDIUMNVD 5.55.5—

5.5

Philips MRI 1.5T and MRI 3T Version 5.3 through 5.8.1 does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

CVSS v3: 5.5
EG Score: 5.5(medium)
EPSS: 15.8%
KEV: Not listed

Published

November 19, 2021

Last Modified

April 2, 2026

References (4)

20705f08-db8b-4497-8f94-7eea62317651https://us-cert.cisa.gov/ics/advisories/icsma-21-313-01
20705f08-db8b-4497-8f94-7eea62317651https://www.usa.philips.com/healthcare/about/customer-support/product-security
af854a3a-2127-422b-91ae-364da2661108https://us-cert.cisa.gov/ics/advisories/icsma-21-313-01
af854a3a-2127-422b-91ae-364da2661108https://www.usa.philips.com/healthcare/about/customer-support/product-security

Weakness Classification(1)

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

CWE-708

Data Freshness Timeline

(refreshed 11× in last 7d / 20× 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
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Frequently asked(5)

What is CVE-2021-26248?

CVE-2021-26248 is a medium vulnerability published on November 19, 2021. Philips MRI 1.5T and MRI 3T Version 5.3 through 5.8.1 does not restrict or incorrectly restricts access to a resource from an unauthorized actor.

When was CVE-2021-26248 disclosed?

CVE-2021-26248 was first published in the National Vulnerability Database on November 19, 2021, with the most recent update on April 2, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2021-26248 actively exploited?

CVE-2021-26248 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 15.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2021-26248?

CVE-2021-26248 has a CVSS v3 base score of 5.5 (NVD).

How do I remediate CVE-2021-26248?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-26248, 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

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CVE-2021-26248

📅 Published

🔄 Last Modified

🔗 References (4)