CVE-2024-21096

Local data modification, disclosure, and service interruption

Published Apr 16, 2024 · Updated Feb 13, 2025

Local vulnerability in Oracle MySQL Server 8.0.36 and 8.3.0 and earlier allows local users to alter or read data through mysqldump. Oracle has not published the specific mysqldump operation or input-handling error that causes the flaw. Access to the host running MySQL is required, and successful exploitation can modify or read some accessible data and partially interrupt the server.

CVSS severity4.9
Medium
EPSS probability0.42%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Local vulnerability in Oracle MySQL Server 8.0.36 and 8.3.0 and earlier allows local users to alter or read data through mysqldump. Oracle has not published the specific mysqldump operation or input-handling error that causes the flaw. Access to the host running MySQL is required, and successful exploitation can modify or read some accessible data and partially interrupt the server.

The record

CVE
CVE-2024-21096
Published
Apr 16, 2024
Updated
Feb 13, 2025
Vendor
Oracle Corporation
Product
MySQL Server
Classifications
Unavailable
Attack vector
local
Privileges
unauthenticated

Timeline

How it unfolded

  1. Apr 16, 2024CVE publishedPublication date reported by the CVE source.
  2. Feb 13, 2025Record 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=* <=8.0.36
  2. Affected versionversion=* <=8.3.0

What conditions does exploitation require?

Attack vectorlocal
Required privilegesunauthenticated

What is affected?

Oracle Corporation · MySQL Serverversion=* <=8.0.36; version=* <=8.3.0

Published CVSS scores

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

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

No sourced classifications are available.

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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