CVE-2026-9570

Taskbuilder < 5.0.8 - Reflected XSS via Shortcode

Published Jun 17, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
The Taskbuilder WordPress plugin before 5.0.8 does not properly sanitise a URL parameter before echoing it into inline JavaScript on a frontend page containing one of its shortcodes, leading to a Reflected Cross-Site Scripting vulnerability that can be triggered against any logged-in user.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available
History
Type Values Removed Values Added
Weaknesses CWE-79
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
First Time appeared Taskbuilder
Taskbuilder taskbuilder
Wordpress
Wordpress wordpress
Vendors & Products Taskbuilder
Taskbuilder taskbuilder
Wordpress
Wordpress wordpress
Type Values Removed Values Added
Description The Taskbuilder WordPress plugin before 5.0.8 does not properly sanitise a URL parameter before echoing it into inline JavaScript on a frontend page containing one of its shortcodes, leading to a Reflected Cross-Site Scripting vulnerability that can be triggered against any logged-in user.
Title Taskbuilder < 5.0.8 - Reflected XSS via Shortcode
References
Weaknesses

Sources

Status
PUBLISHED
Assigner
WPScan
Published
Updated
Jun 17, 2026, 10:45 AM
Reserved
May 26, 2026, 11:19 AM
Status
Deferred
Published
Jun 17, 2026, 1:21 PM
Modified
Jun 17, 2026, 2:50 PM