CVE-2026-18666Network attack vector

Subscriber-level data extraction via unescaped SQL parameter

Published Aug 10, 2026 · Updated Aug 10, 2026

SQL injection in Online Web Tutor Library Management System before 3.6.7 allows remote authenticated users to read arbitrary database data. The affected filter handler inserts a user-supplied value into an SQL statement without sanitizing or escaping it; the parameter name is undisclosed. Subscriber-level access is sufficient, and successful exploitation exposes arbitrary database records, including WordPress password hashes.

CVSS severity8.8
High
EPSS probability0.19%
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 Online Web Tutor Library Management System before 3.6.7 allows remote authenticated users to read arbitrary database data. The affected filter handler inserts a user-supplied value into an SQL statement without sanitizing or escaping it; the parameter name is undisclosed. Subscriber-level access is sufficient, and successful exploitation exposes arbitrary database records, including WordPress password hashes.

The record

CVE
CVE-2026-18666
Published
Aug 10, 2026
Updated
Aug 10, 2026
Vendor
Online Web Tutor
Product
Library Management System
Classifications
CWE-89, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 10, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 10, 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=0 <3.6.7

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

Online Web Tutor · Library Management Systemversion=0 <3.6.7

Published CVSS scores

8.8TenableCVSS:3.1/AV:N/AC:L/PR:L/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.

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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 exploitUnconfirmed

Weakness, pattern, technique

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

Public exploit references

No public exploit references are available in this record.

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Technologies

Your stack

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Your stack

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