Description
Unauthenticated SQL Injection in Security & Malware scan by CleanTalk <= 2.184 versions.
Published: 2026-08-20
Score: 9.3 Critical
EPSS: n/a
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Impact

The vulnerability is an unauthenticated SQL injection that allows an attacker to supply arbitrary SQL queries which are executed by the WordPress database through the vulnerable plugin. This vulnerability is classified as CWE‑89.

Affected Systems

The affected product is CleanTalk Inc.'s Security & Malware scan by CleanTalk plugin for WordPress. Versions 2.184 and earlier are vulnerable; any installation using these versions remains at risk.

Risk and Exploitability

The CVSS score of 9.3 indicates critical severity. The EPSS is not available, but based on the description it is inferred that the lack of authentication requirement permits an attacker to target any visitor who can send requests to the plugin’s exposed endpoints. The vulnerability is not listed in the CISA KEV catalog; therefore, the primary risk stems from its high severity and unauthenticated nature.

Generated by OpenCVE AI on August 20, 2026 at 22:07 UTC.

Remediation

Vendor Solution

Update the WordPress Security & Malware scan by CleanTalk Plugin to the latest available version (at least 2.185).

OpenCVE Recommended Actions

  • Upgrade the Security & Malware scan by CleanTalk plugin to version 2.185 or later.
  • If an update cannot be performed immediately, disable or remove the plugin from the site until the patch is applied.
  • Restrict the privileges of the database user that WordPress uses, ensuring it has only the permissions necessary for normal operation.

Generated by OpenCVE AI on August 20, 2026 at 22:07 UTC.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

History

Thu, 20 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 20 Aug 2026 12:15:00 +0000

Type Values Removed Values Added
Description Unauthenticated SQL Injection in Security & Malware scan by CleanTalk <= 2.184 versions.
Title WordPress Security & Malware scan by CleanTalk plugin <= 2.184 - SQL Injection vulnerability
Weaknesses CWE-89
References
Metrics cvssV3_1

{'score': 9.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L'}

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: Patchstack

Published:

Updated: 2026-08-20T16:27:29.203Z

Reserved: 2026-07-27T14:00:08.990Z

Link: CVE-2026-66593

cve-icon Vulnrichment

Updated: 2026-08-20T16:20:10.253Z

cve-icon NVD

Status : Deferred

Published: 2026-08-20T12:16:33.187

Modified: 2026-08-20T17:19:25.420

Link: CVE-2026-66593

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-20T22:15:04Z

Weaknesses
  • CWE-89

    Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')