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CVE PROGRAM SOURCE RECORD4.4 Medium

CVE-2026-2289

Taskbuilder <= 5.0.3 - Authenticated (Administrator+) Stored Cross-Site Scripting via 'Block Emails' Field

Description

The Taskbuilder plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in all versions up to, and including, 5.0.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

taskbuilder Taskbuilder – Project Management & Task Management Tool With Kanban Board

Default version status: unaffected

  • 0 to ≤ 5.0.3affected

References