---
id: "CVE-2026-123484"
page: "https://infrastack.ai/live/CVE-2026-123484"
kind: "vulnerability"
aliases: ["CVE-2026-123484"]
title: "JetFormBuilder WordPress plugin: DOM-based XSS lets attackers run scripts"
severity: "high"
cvss: 7.1
epss: null
exploited: false
status: "open"
category: "other"
products: [{"name": "JetFormBuilder", "fixed": [], "affected": "", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["crocoblock", "jetformbuilder", "other", "wordpress"]
not_affected_if: ["plugin-not-installed"]
published_at: "2026-11-09T10:17:08+00:00"
first_seen_at: "2026-11-09T10:25:49+00:00"
updated_at: "2026-11-09T10:26:11+00:00"
sources: [{"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2026-123484", "first_seen_at": "2026-11-09T10:25:49+00:00"}]
exploit_sources: []
---

# JetFormBuilder WordPress plugin: DOM-based XSS lets attackers run scripts

Link for people: https://infrastack.ai/live/CVE-2026-123484 (this .md is for agents)

JetFormBuilder, a form builder plugin from Crocoblock, has a DOM-based cross-site scripting flaw in versions up to and including 3.6.8. An attacker can make a visitor's browser run script that the page did not intend to run.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:JetFormBuilder affected range not listed fixed no fixed version listed

## How to check

- Check the installed JetFormBuilder plugin version in the WordPress admin plugin list, or the `Version` header in its main plugin file

## Fix

- Versions above `3.6.8` are reported as affected through `3.6.8`; the fixed version is unknown from the sources

## Timeline

- 2026-11-09T10:25:49+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2026-123484

## From the sources

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Crocoblock JetFormBuilder jetformbuilder allows DOM-Based XSS.This issue affects JetFormBuilder: from n/a through 3.6.8.

---

_Free to read, with fair use of about 60 pages a minute. For higher limits or API access: sales@infrastack.ai_