CVE-2026-35235Network attack vector

Authenticated denial of service via undisclosed GIS flaw

Published Apr 21, 2026 · Updated Apr 21, 2026

Denial of service in Oracle MySQL Server 9.0.0 through 9.6.0 allows remote authenticated users to hang or repeatedly crash the server. The flaw is in the Server: GIS component and is reachable through MySQL Protocol, but Oracle has not disclosed the faulty operation or input that triggers it. A highly privileged database account is required; successful exploitation interrupts availability without reported data disclosure or modification.

CVSS severity4.9
Medium
EPSS probability0.30%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Denial of service in Oracle MySQL Server 9.0.0 through 9.6.0 allows remote authenticated users to hang or repeatedly crash the server. The flaw is in the Server: GIS component and is reachable through MySQL Protocol, but Oracle has not disclosed the faulty operation or input that triggers it. A highly privileged database account is required; successful exploitation interrupts availability without reported data disclosure or modification.

The record

CVE
CVE-2026-35235
Published
Apr 21, 2026
Updated
Apr 21, 2026
Vendor
Oracle Corporation
Product
MySQL Server
Classifications
CWE-284, T1499.004
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Apr 21, 2026CVE publishedPublication date reported by the CVE source.
  2. Apr 21, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=9.0.0 <=9.6.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Oracle Corporation · MySQL Serverversion=9.0.0 <=9.6.0

Published CVSS scores

4.9OracleCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-284Improper Access Control
T1499.004Application or System Exploitation

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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