CVE-2026-42730Network attack vector

Database disclosure via undisclosed blind SQL injection

Published May 27, 2026 · Updated May 27, 2026

Blind SQL injection in StylemixThemes MasterStudy LMS 3.7.29 and earlier allows remote authenticated users to read database data. Patchstack has not published the affected endpoint, parameter, function, or query, beyond stating that input reaches an SQL command without proper neutralization. Subscriber-level WordPress access is required; the published assessment reports no data modification and only limited availability impact.

CVSS severity8.5
High
EPSS probability0.26%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Blind SQL injection in StylemixThemes MasterStudy LMS 3.7.29 and earlier allows remote authenticated users to read database data. Patchstack has not published the affected endpoint, parameter, function, or query, beyond stating that input reaches an SQL command without proper neutralization. Subscriber-level WordPress access is required; the published assessment reports no data modification and only limited availability impact.

The record

CVE
CVE-2026-42730
Published
May 27, 2026
Updated
May 27, 2026
Vendor
StylemixThemes
Product
MasterStudy LMS
Classifications
CWE-89, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. May 27, 2026CVE publishedPublication date reported by the CVE source.
  2. May 27, 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 <=3.7.29 changes=[{"at":"3.7.30","status":"unaffected"}]

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

StylemixThemes · MasterStudy LMSversion=0 <=3.7.29 changes=[{"at":"3.7.30","status":"unaffected"}]

Published CVSS scores

8.5PatchstackCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/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 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.

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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