CVE-2026-4639

HIGHNVD 8.88.8—

8.8

Vitals ESP developed by Galaxy Software Services has a Incorrect Authorization vulnerability, allowing authenticated remote attackers to perform certain administrative functions, thereby escalating privileges.

CVSS v3: 8.8
EG Score: 8.8(medium)
EPSS: 35.9%
KEV: Not listed

Published

March 24, 2026

Last Modified

April 15, 2026

References (2)

twcert@certhttps://www.twcert.org.tw/en/cp-139-10795-25784-2.html
twcert@certhttps://www.twcert.org.tw/tw/cp-132-10794-704a2-1.html

Data Freshness Timeline

(refreshed 12× in last 7d / 17× 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.

2026-05-31 22:30 UTCepss_batch
2026-05-31 22:30 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-31 00:16 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-29 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-28 13:44 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-27 13:40 UTCepss_batch
2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
2026-05-21 22:43 UTCepss_batch
2026-05-20 22:38 UTCepss_batch
2026-05-20 20:35 UTCEG score recompute
2026-05-20 20:35 UTCGHSA enrichment
2026-05-20 11:22 UTCepss_batch

Frequently asked(5)

What is CVE-2026-4639?

CVE-2026-4639 is a high vulnerability published on March 24, 2026. Vitals ESP developed by Galaxy Software Services has a Incorrect Authorization vulnerability, allowing authenticated remote attackers to perform certain administrative functions, thereby escalating privileges.

When was CVE-2026-4639 disclosed?

CVE-2026-4639 was first published in the National Vulnerability Database on March 24, 2026, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-4639 actively exploited?

CVE-2026-4639 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 35.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-4639?

CVE-2026-4639 has a CVSS v3 base score of 8.8 (NVD).

How do I remediate CVE-2026-4639?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-4639, 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-2026-4639

📅 Published

🔄 Last Modified

🔗 References (2)