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Fencer Vulns
critical 9.8

CVE-2026-110886 json

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

published 2026-10-18 22 d ago modified 2026-10-19 21 d ago also EUVD-2026-103430

cvss
9.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 23%
public exploits
0
none known

Summary

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.

Patch / fix

  • QuantumCloud Conversational Forms for ChatBot 1.5.2

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
21 d ago

Exploit prediction

0.30% chance of exploitation in the next 30 days, higher than 23% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

  • QuantumCloud Conversational Forms for ChatBot

Classification

Weakness
  • CWE-502 Deserialization of Untrusted Data
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.