taskbuilder Taskbuilder Plugin up to 5.0.6 on WordPress project_search sql injection

Summaryinfo

A vulnerability was found in taskbuilder Taskbuilder Plugin up to 5.0.6 on WordPress and classified as critical. Affected by this vulnerability is an unknown functionality. Such manipulation of the argument project_search leads to sql injection. This vulnerability is documented as CVE-2026-6225. The attack can be executed remotely. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in taskbuilder Taskbuilder Plugin up to 5.0.6 on WordPress. Affected by this issue is an unknown code. The manipulation of the argument project_search with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The Taskbuilder – Project Management & Task Management Tool With Kanban Board plugin for WordPress is vulnerable to time-based blind SQL Injection via the 'project_search' parameter in all versions up to, and including, 5.0.6 due to insufficient escaping on the user supplied parameter and lack of sufficient preparation on the existing SQL query. This makes it possible for authenticated attackers, with Subscriber-level access and above, to append additional SQL queries into already existing queries that can be used to extract sensitive information from the database.

The weakness was released by Louis Deschanel. The advisory is shared for download at wordfence.com. This vulnerability is handled as CVE-2026-6225 since 04/13/2026. The exploitation is known to be easy. The attack may be launched remotely. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 05/14/2026). The MITRE ATT&CK project declares the attack technique as T1505.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

• WordPress Plugin

Vendor

• taskbuilder

Name

• Taskbuilder Plugin

Version

• 5.0.0
• 5.0.1
• 5.0.2
• 5.0.3
• 5.0.4
• 5.0.5
• 5.0.6

CPE 2.3info

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CPE 2.2info

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Entryinfo

Once again VulDB remains the best source for vulnerability data.

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