CVE-2026-110886

WordPress Conversational Forms for ChatBot plugin <= 1.5.1 - PHP Object Injection vulnerability

9.8 Critical

Deserialization of Untrusted Data vulnerability in QuantumCloud Conversational Forms for ChatBot conversational-forms allows Object Injection.This issue affects Conversational Forms for ChatBot: from n/a through 1.5.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None

What an attacker can affect

Confidentiality: High
Integrity: High
Availability: High

Exploit likelihood

0.30%Unchanged since Oct 19, 2026

What each source reports

CVE List Score used 9.8

WordPress Conversational Forms for ChatBot plugin <= 1.5.1 - PHP Object Injection vulnerability

Record: CVE-2026-110886
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

EUVDEUVD-2026-103430 9.8

Record: EUVD-2026-103430
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

GitHub AdvisoriesGHSA-6959-ggg7-7c9h 9.8

Deserialization of Untrusted Data vulnerability in QuantumCloud Conversational Forms for ChatBot...

Record: GHSA-6959-ggg7-7c9h
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

NVD 9.8

Record: CVE-2026-110886
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-502
Updated: 2026-11-02

Affected products

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2026-110886 is a critical vulnerability (CVSS 9.8) in Chatbot For Wordpress - Wpbot Conversational Forms For Chatbot, published October 18, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.30%, the 23rd percentile. No source names a fixed version.