No exploitation reportedFix available

CVE-2021-35590

No exploitation reported by the sources we read.

Published2021-10-20
WeaknessCWE-787

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

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).

Timeline

dates in UTC

2021-10-2011:17CVE publishedNVD
2026-10-2319:23EPSS crossed 10 %FIRST EPSS

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC

Indicators tagged with this CVE, per day0 indicators over 7 days

Block these indicators

Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2021-35590?format=txt
CSV export: https://api.ismalicious.com/edl/cve/CVE-2021-35590?format=csv
TAXII collection of exploited CVEs
The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD

Oracle mysql cluster

Branch	Affected	Fixed in	Source
7.4	≥ 7.4.0, ≤ 7.4.33	no fix published	NVD
7.5	≥ 7.5.0, ≤ 7.5.23	no fix published	NVD
7.6	≥ 7.6.0, ≤ 7.6.19	no fix published	NVD
8.0	≥ 8.0.0, ≤ 8.0.26	no fix published	NVD

Netapp oncommand insight

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

Netapp snapcenter

Branch	Affected	Fixed in	Source
—	all versions	no fix published	NVD

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

www.oracle.comPatch · Vendor Advisory

Detection

Nuclei template: none so far
Exploit-DB: no entry
Proof-of-concept repositories: none listed

Sources

CISA-ADPSSVC decisionnone2024-09-25
OpenCVESSVC decisionnone—
CNACVSS 3.16.3read 2026-10-23
NVDCVSS 3.16.3read 2026-10-23
NVDCVSS 2.06.5read 2026-10-23
NVDweakness (CWE)CWE-787read 2026-10-23
FIRST EPSSEPSS score88.5 %read 2026-10-23

Technical details

CVSS v3 Vector: CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H
Published: 2021-10-20
Last Modified: 2026-06-17
NVD status: Modified

Frequently asked questions

What is CVE-2021-35590?

Is CVE-2021-35590 actively exploited?

Active exploitation of CVE-2021-35590 has not been confirmed. Its EPSS score was 88.5% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2021-35590?

CVE-2021-35590 has a CVSS v3 base score of 6.3 (MEDIUM severity), with vector string CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:U/C:H/I:H/A:H.

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