CVE-2026-6225: SQL Injection in Taskbuilder WordPress Plugin
Platform
wordpress
Component
taskbuilder
Fixed in
5.0.7
CVE-2026-6225 describes a time-based blind SQL Injection vulnerability discovered in the Taskbuilder WordPress plugin. This flaw allows authenticated attackers to inject malicious SQL queries, potentially leading to the extraction of sensitive data from the database. The vulnerability impacts versions 0.0.0 through 5.0.6 of the plugin, and a patch is available in version 5.0.7.
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Impact and Attack Scenarios
Successful exploitation of CVE-2026-6225 could allow an attacker to bypass authentication and extract sensitive information stored within the Taskbuilder plugin's database. This data could include user credentials, project details, and other confidential information. While requiring Subscriber-level access or higher, the widespread use of WordPress and the plugin's functionality make it a potentially attractive target. The time-based nature of the injection means exploitation is slower and more detectable than direct SQL injection, but still poses a significant risk if left unaddressed. The impact is amplified if the database contains Personally Identifiable Information (PII) or other regulated data.
Exploitation Context
CVE-2026-6225 was published on 2026-05-14. Its severity is currently assessed as medium. No public Proof-of-Concept (POC) exploits have been identified as of this writing, but the vulnerability's nature and the popularity of WordPress make it a potential target for exploitation. The time-based nature of the injection may make it less attractive to automated scanners, but manual exploitation remains a possibility. Monitor CISA and NVD advisories for updates.
Threat Intelligence
Exploit Status
CISA SSVC
CVSS Vector
What do these metrics mean?
- Attack Vector
- Network — remotely exploitable over the internet. No physical or local access required. Widest attack surface.
- Attack Complexity
- Low — no special conditions required. Attacker can exploit reliably without depending on rare configurations or timing.
- Privileges Required
- Low — any valid user account is sufficient. Basic authenticated access required.
- User Interaction
- None — attack is automatic and silent. Victim does nothing: no click, no file open.
- Scope
- Unchanged — impact is limited to the vulnerable component itself.
- Confidentiality
- High — complete confidentiality loss. Attacker can read all data: credentials, keys, personal data.
- Integrity
- None — no integrity impact. Attacker cannot modify data.
- Availability
- None — no availability impact. Service remains fully operational.
Affected Software
Weakness Classification (CWE)
Timeline
- Reserved
- Published
Mitigation and Workarounds
The primary mitigation for CVE-2026-6225 is to immediately upgrade the Taskbuilder WordPress plugin to version 5.0.7 or later. If upgrading is not immediately feasible, consider implementing a Web Application Firewall (WAF) rule to filter requests containing suspicious SQL syntax in the 'projectsearch' parameter. Additionally, review and restrict database user permissions to minimize the potential damage from a successful attack. Monitor WordPress logs for unusual database query patterns that might indicate exploitation attempts. After upgrading, confirm the fix by attempting a SQL injection attack via the 'projectsearch' parameter and verifying that it is properly sanitized.
How to fix
Update to version 5.0.7, or a newer patched version
Frequently asked questions
What is CVE-2026-6225 — SQL Injection in Taskbuilder WordPress Plugin?
CVE-2026-6225 is a medium severity SQL Injection vulnerability affecting the Taskbuilder WordPress plugin versions 0.0.0–5.0.6. An authenticated attacker can extract sensitive data via the 'project_search' parameter.
Am I affected by CVE-2026-6225 in Taskbuilder WordPress Plugin?
You are affected if your WordPress site uses the Taskbuilder plugin and is running a version prior to 5.0.7. Check your plugin versions immediately.
How do I fix CVE-2026-6225 in Taskbuilder WordPress Plugin?
Upgrade the Taskbuilder WordPress plugin to version 5.0.7 or later. If immediate upgrade is not possible, implement a WAF rule to filter suspicious SQL queries.
Is CVE-2026-6225 being actively exploited?
No public exploits have been identified as of this writing, but the vulnerability's nature makes it a potential target. Continuous monitoring is recommended.
Where can I find the official Taskbuilder advisory for CVE-2026-6225?
Refer to the Taskbuilder plugin's official website or WordPress plugin repository for the latest advisory and update information.
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