CVE-2023-3839Public exploitNetwork attack vector

Authenticated database read and write via raw sqlquery

Published Jul 23, 2023 · Updated Aug 2, 2024

SQL injection in DedeBIZ 6.2.10 allows remote authenticated users to read or alter database data through the sqlquery parameter. The /admin/sys_sql_query.php endpoint sends administrator-supplied sqlquery content to the database without neutralizing SQL control syntax. Administrator access to the web console is required, and consequences are limited to data and operations available to the application database account.

CVSS severity4.1
Medium
EPSS probability0.68%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

SQL injection in DedeBIZ 6.2.10 allows remote authenticated users to read or alter database data through the sqlquery parameter. The /admin/sys_sql_query.php endpoint sends administrator-supplied sqlquery content to the database without neutralizing SQL control syntax. Administrator access to the web console is required, and consequences are limited to data and operations available to the application database account.

The record

CVE
CVE-2023-3839
Published
Jul 23, 2023
Updated
Aug 2, 2024
Vendor
Shanghai Muyun Intelligent Technology Co., Ltd.
Product
DedeBIZ
Classifications
CWE-89, T1190
Attack vector
network
Privileges
admin

Timeline

How it unfolded

  1. Jul 23, 2023CVE publishedPublication date reported by the CVE source.
  2. Aug 2, 2024Record 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=6.2.10

What conditions does exploitation require?

Attack vectornetwork
Required privilegesadmin

What is affected?

Shanghai Muyun Intelligent Technology Co., Ltd. · DedeBIZversion=6.2.10

Published CVSS scores

4.1VulDB CNACVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
4.1VulDB CNACVSS:3.0/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:L
7.2NVDCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/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.

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)
Vectornetwork
Privilegesadmin
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
T1190Exploit Public-Facing Application

Public exploit references

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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