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CVE-2026-123483— WordPress JetFormBuilder plugin <= 3.6.8 - Content Injection vulnerability

Quick assessment

Affected
Crocoblock JetFormBuilder
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.

Crocoblock JetFormBuilder 插件的 jetformbuilder 组件中存在“网页中未正确中和与脚本相关的 HTML 标签（基本 XSS）”漏洞，该漏洞可导致代码注入。此问题影响 JetFormBuilder 从未知版本至 3.6.8 版本的所有版本。

CVSS 5.3 · Medium

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-123483

Vulnerability Information
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Vulnerability Title
WordPress JetFormBuilder plugin <= 3.6.8 - Content Injection vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS) vulnerability in Crocoblock JetFormBuilder jetformbuilder allows Code Injection.This issue affects JetFormBuilder: from n/a through 3.6.8.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
Web页面中脚本相关HTML标签转义处理不恰当(基本跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Crocoblock JetFormBuilder 0 ~ 3.6.8 -

II. Public POCs for CVE-2026-123483

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III. Intelligence Information for CVE-2026-123483

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Other References for CVE-2026-123483 (1)

Same Patch Batch · Crocoblock · 2026-11-07 · 4 CVEs total

CVE-2026-123477 6.5 MEDIUM WordPress JetEngine plugin <= 3.9.0.2 - Cross Site Scripting (XSS) vulnerability
CVE-2026-123860 5.3 MEDIUM WordPress JetFormBuilder plugin <= 3.6.8 - Content Injection vulnerability
CVE-2026-123861 5.3 MEDIUM WordPress JetFormBuilder – Hierarchical Select plugin <= 1.0.10 - Insecure Direct Object R

IV. Related Vulnerabilities

Same product: JetFormBuilder
Same vendor: Crocoblock
Same weakness: CWE-80