CVE-2026-9570

Taskbuilder < 5.0.8 - Reflected XSS via Shortcode

High · published June 17, 2026

CVSS v3.1
7.1
EPSS
0%
Percentile
15.7
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00251 · 15.7th percentile
Published
2026-06-17T06:00Z
EPSS history
Timeline
  • 17 JUN 06:00Z
    Taskbuilder < 5.0.8 - Reflected XSS via Shortcode
    cvelistv5