CVE-2020-4926

CRITICALNVD 9.19.1—

9.1

A vulnerability in the Spectrum Scale 5.1 core component and IBM Elastic Storage System 6.1 could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191600.

CVSS v3: 9.1
EG Score: 9.1(medium)
EPSS: 36.3%
KEV: Not listed

Published

May 24, 2022

Last Modified

November 21, 2024

References (6)

psirt@ushttps://exchange.xforce.ibmcloud.com/vulnerabilities/191600
psirt@ushttps://www.ibm.com/support/pages/node/6565399
psirt@ushttps://www.ibm.com/support/pages/node/6589109
af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/191600
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6565399
af854a3a-2127-422b-91ae-364da2661108https://www.ibm.com/support/pages/node/6589109

Weakness Classification(1)

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

CWE-862Missing Authorization

Data Freshness Timeline

(refreshed 10× 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.

2026-06-04 13:10 UTCepss_batch
2026-06-04 13:10 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
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2026-05-31 00:15 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 13:42 UTCepss_batch
2026-05-26 13:42 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-26 07:17 UTCepss_batch
2026-05-25 21:38 UTCEG score recompute
2026-05-25 21:38 UTCGHSA enrichment

Frequently asked(5)

What is CVE-2020-4926?

CVE-2020-4926 is a critical vulnerability published on May 24, 2022. A vulnerability in the Spectrum Scale 5.1 core component and IBM Elastic Storage System 6.1 could allow unauthorized access to user data or injection of arbitrary data in the communication protocol. IBM X-Force ID: 191600.

When was CVE-2020-4926 disclosed?

CVE-2020-4926 was first published in the National Vulnerability Database on May 24, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-4926 actively exploited?

CVE-2020-4926 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 36.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-4926?

CVE-2020-4926 has a CVSS v3 base score of 9.1 (NVD).

How do I remediate CVE-2020-4926?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-4926, 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-2020-4926

📅 Published

🔄 Last Modified

🔗 References (6)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-4926?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (6)

Frequently asked(5)

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