CVE-2026-66658Network attack vector

Database disclosure via subscriber-level SQL injection

Published Aug 13, 2026 · Updated Aug 13, 2026

SQL injection in MVP Themes Reviewer 3.14.2 and earlier allows remote authenticated users to read database data through WordPress. Published sources identify subscriber access as sufficient but do not disclose the affected request, parameter, function, or faulty query construction. A subscriber account is required; exploitation exposes database data and can interrupt service without documented data-write access.

CVSS severity8.5
High
EPSS probability0.33%
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 MVP Themes Reviewer 3.14.2 and earlier allows remote authenticated users to read database data through WordPress. Published sources identify subscriber access as sufficient but do not disclose the affected request, parameter, function, or faulty query construction. A subscriber account is required; exploitation exposes database data and can interrupt service without documented data-write access.

The record

CVE
CVE-2026-66658
Published
Aug 13, 2026
Updated
Aug 13, 2026
Vendor
MVP Themes
Product
Reviewer
Classifications
CWE-89, CAPEC-7, T1190
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 13, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 13, 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=n/a <=3.14.2

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

MVP Themes · Reviewerversion=n/a <=3.14.2

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 10, 2026Sep 16, 2026
Latest reporting daySep 16, 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')
CAPEC-7Blind 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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