Vulnerability · Published Nov 7, 2026 · Assigned by Patchstack
CVE-2026-123861WordPress JetFormBuilder – Hierarchical Select plugin <= 1.0.10 - Insecure Direct Object References (IDOR) vulnerability
Medium 5.3
In plain English
A medium-severity authorization bypass via user-controlled key in JetFormBuilder – Hierarchical Select from CrocoBlock. There are no confirmed reports of exploitation so far.
Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)–no EPSS score yet
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
Authorization Bypass Through User-Controlled Key vulnerability in CrocoBlock JetFormBuilder – Hierarchical Select jet-form-builder-hierarchical-select allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects JetFormBuilder – Hierarchical Select: from n/a through 1.0.10.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| CrocoBlock | JetFormBuilder – Hierarchical Select | 0 – through 1.0.10 |
Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N