CVE-2021-35594

MEDIUMNVD 6.36.3—
EchelonGraph scoreMEDIUM confidence

Score 6.3 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 6.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
6.3
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 50%
CISA-KEV: Not listedEPSS: 50%CVSS: 6.3Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 7.4.33 and prior, 7.5.23 and prior, 7.6.19 and prior and 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with access to the physical communication segment attached to the hardware where the MySQL Cluster executes to compromise MySQL Cluster. Successful attacks require human interaction from a person other than the attacker. Successful attacks of this vulnerability can result in takeover of MySQL Cluster. CVSS 3.1 Base Score 6.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H).

CVSS v3
6.3
EG Score
6.3(medium)
EPSS
98.8%
KEV
Not listed

Published

October 20, 2021

Last Modified

November 21, 2024

References (6)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 11× in last 7d / 32× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-21 15:22 UTCEPSS rescore
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  51. 2026-05-26 08:45 UTCEG score recompute
  52. 2026-05-26 08:44 UTCGHSA enrichment
  53. 2026-05-26 07:17 UTCEPSS rescore
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Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-35594?
CVE-2021-35594 is a medium vulnerability published on October 20, 2021. Vulnerability in the MySQL Cluster product of Oracle MySQL (component: Cluster: General). Supported versions that are affected are 7.4.33 and prior, 7.5.23 and prior, 7.6.19 and prior and 8.0.26 and prior. Difficult to exploit vulnerability allows high privileged attacker with access to the…
When was CVE-2021-35594 disclosed?
CVE-2021-35594 was first published in the National Vulnerability Database on October 20, 2021, 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-2021-35594 actively exploited?
CVE-2021-35594 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.8% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-35594?
CVE-2021-35594 has a CVSS v3 base score of 6.3 (NVD).
How do I remediate CVE-2021-35594?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-35594, 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.

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