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CVE-2026-9570— Taskbuilder < 5.0.8 - Reflected XSS via Shortcode

Quick assessment

Affected
Unknown Taskbuilder
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

taskbuilder是taskbuilder个人开发者的一个任务构建器。 taskbuilder 5.0.8之前版本存在安全漏洞，该漏洞源于没有正确清理URL参数，可能导致反射型跨站脚本攻击，可对任何已登录用户触发。

AI Predicted 6.1 Difficulty: Easy EPSS 0.25% · P15

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
Unknown Taskbuilder < 5.0.8 affected
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I. Basic Information for CVE-2026-9570

Vulnerability Information
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Vulnerability Title
Taskbuilder < 5.0.8 - Reflected XSS via Shortcode
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
taskbuilder 跨站脚本漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
taskbuilder是taskbuilder个人开发者的一个任务构建器。 taskbuilder 5.0.8之前版本存在安全漏洞，该漏洞源于没有正确清理URL参数，可能导致反射型跨站脚本攻击，可对任何已登录用户触发。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Unknown Taskbuilder 0 ~ 5.0.8 -

II. Public POCs for CVE-2026-9570

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III. Intelligence Information for CVE-2026-9570

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News Coverage for CVE-2026-9570 (1)

Same Patch Batch · Unknown · 2026-06-17 · 4 CVEs total

CVE-2026-8383 LearnPress < 4.3.7 - Unauthenticated Sensitive User Information Disclosure via REST API
CVE-2026-7850 WP Magnific Popup <= 1.0 - Author+ Stored XSS via href Attribute
CVE-2026-8089 weMail < 2.1.3 - Reflected Cross-Site Scripting

IV. Related Vulnerabilities

Same product: Taskbuilder
Same vendor: Unknown

V. Comments for CVE-2026-9570

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