CVE-2025-3267Public exploitNetwork attack vector

Authenticated SQL injection via concatenated registration credentials

Published Apr 4, 2025 · Updated Apr 4, 2025

SQL injection in http_conn.cpp in qinguoyi TinyWebServer 1.0 allows remote authenticated users to alter database data via crafted credentials. The registration branch concatenates POST name and password values into an INSERT statement and submits it through mysql_query without escaping or parameters. Access to the registration request path is required, and successful injection can read or modify data available to the server's database account.

CVSS severity8.8
High
EPSS probability0.53%
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 http_conn.cpp in qinguoyi TinyWebServer 1.0 allows remote authenticated users to alter database data via crafted credentials. The registration branch concatenates POST name and password values into an INSERT statement and submits it through mysql_query without escaping or parameters. Access to the registration request path is required, and successful injection can read or modify data available to the server's database account.

The record

CVE
CVE-2025-3267
Published
Apr 4, 2025
Updated
Apr 4, 2025
Vendor
qinguoyi
Product
TinyWebServer
Classifications
CWE-89, CWE-74, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Apr 4, 2025CVE publishedPublication date reported by the CVE source.
  2. Apr 4, 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=1.0

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

qinguoyi · TinyWebServerversion=1.0

Published CVSS scores

6.5VulDBAV:N/AC:L/Au:S/C:P/I:P/A:P
8.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
5.3VulDBCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
6.3VulDBCVSS:3.1/AV:N/AC:L/PR:L/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 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-89Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
CWE-74Improper Neutralization of Special Elements in Output Used by a Downstream Component ('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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