TI-2021-06622 Aliases CVE-2021-24330 GHSA-jpx9-hmgp-grj6

Funnel Builder by CartFlows < 1.6.13 - Authenticated Stored XSS via FB Pixel ID and Google Analytics ID

LOW 23CWE-79Published 2021-06-01 · Updated 2024-08-03

Key facts

Attack vector: Network
Privileges required: High
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: Fixed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

The Funnel Builder by CartFlows – Create High Converting Sales Funnels For WordPress plugin before 1.6.13 did not sanitise its facebook_pixel_id and google_analytics_id settings, allowing high privilege users to set XSS payload in them, which will either be executed on pages generated by the plugin, or the whole website depending on the settings used.

Why it matters now

EPSS 0.00652 51st percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix Fixed Funnel Builder by CartFlows – Create High Converting Sales Funnels For WordPress (Unknown): 1.6.13

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
Unknown	Funnel Builder by CartFlows – Create High Converting Sales Funnels For WordPress	1.6.13 to before 1.6.13	1.6.13	Patch available	CNA

Funnel Builder by CartFlows – Create High Converting Sales Funnels For WordPress VendorUnknown Affected 1.6.13 to before 1.6.13 Fixed in 1.6.13 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:cartflows:cartflows::::::wordpress::*	before 1.6.13	Vulnerable	CartFlows

cpe:2.3:a:cartflows:cartflows:*:*:*:*:*:wordpress:*:* Versions before 1.6.13 Vulnerable ·CartFlows

Remediation

Fix · CNA Funnel Builder by CartFlows – Create High Converting Sales Funnels For WordPress (Unknown) Fixed in 1.6.13

Timeline

2026-10-02 Threatist record created from CVE-2021-24330
2026-10-03 Alias added: GHSA-jpx9-hmgp-grj6
2026-10-14 EPSS moved to the 50th–90th percentile

References

Exploit 1

https://wpscan.com/vulnerability/b9748066-83b7-4762-9124-de021f687477

Other 1

https://m0ze.ru/vulnerability/%5B2021-04-26%5D-%5BWordPress%5D-%5BCWE-79%5D-Funnel-Builder-by-CartFlows-WordPress-Plugin-v1.6.12.txt

TI-2023-18501 WordPress CartFlows Pro Plugin <= 1.11.11 is vulnerable to Cross Site Scripting (XSS) CVSS 3.1HIGH 7.1
TI-2019-15254 Funnel Builder <= 1.3.0 - Arbitrary Plugin Activation CVSS 3.1MEDIUM 5.4
TI-2020-18905 Cross-site request forgery in Brainstorm Force CartFlows – Funnel Builder & Checkout… CVSS 3.1MEDIUM 4.3

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences