CVE-2026-9570
Taskbuilder < 5.0.8 - Reflected XSS via Shortcode
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Taskbuilder < 5.0.8 - Reflected XSS via Shortcode
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.
- Record
CVE-2026-9570- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2026-37559
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.
- Record
EUVD-2026-37559- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-jf67-82h5-mx67
The Taskbuilder WordPress plugin before 5.0.8 does not properly sanitise a URL parameter before...
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.
- Record
GHSA-jf67-82h5-mx67- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2026-9570- CVSS 3.1
- 7.1 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-9570 is a high vulnerability (CVSS 7.1) in Taskbuilder, published June 17, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.15%, the 3rd percentile. No source names a fixed version.