CVE-2026-78288 CRITICAL

CVE-2026-78288: WordPress Beautiful Taxonomy Filters plugin <= 2.4.6 - SQL Injection vulnerability

Vendor Jonathan De Jong

Product Beautiful Taxonomy Filters

Weakness CWE-89 · SQLi

Published August 27, 2026

Last update August 27, 2026

View on NVD All CVEs

CVSS base score

9.3/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction None

Confidentiality High

Integrity None

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:L

What the vulnerability does

01Description

Unauthenticated SQL Injection in Beautiful Taxonomy Filters <= 2.4.6 versions.

Explanation of Vulnerability in Simple Terms

02Summary

Beautiful Taxonomy Filters contains a SQL injection vulnerability that allows unauthenticated attackers to read sensitive database information and cause service disruptions. The flaw exists in how the plugin processes user input without proper sanitization. No user interaction is required; an attacker can exploit this remotely by sending a crafted request to the vulnerable endpoint.

What an attacker can do

03Attacker Capabilities

Read sensitive data from the site's database and cause the site to become slow or unresponsive.

Potential impact on your site

04Site Impact

Attackers can steal database contents (user data, posts, settings) and disrupt site availability without logging in.

Conditions required to exploit

05Prerequisites

Network access to the site; no authentication or user interaction required.

Key dates

06Disclosure timeline

August 27, 2026 CVE published

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-78288 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/89.html AskarLabs — CWE-89 write-up SQL Injection

Related vulnerabilities

Identifiers

CVE CVE-2026-78288

CWE CWE-89

CVSS 9.3 / CRITICAL

Affected versions