CVE-2025-11256 MEDIUM

CVE-2025-11256: Kognetiks Chatbot <= 2.3.5 - Missing Authorization to Unauthenticated Limited File Uploads and Conversation Erasing

Vendor Kognetiks
Product Kognetiks Chatbot for WordPress
Weakness CWE-285
Published October 18, 2025
Last update April 8, 2026
View on NVD All CVEs

CVSS base score

5.3/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity Low

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

What the vulnerability does

01Description

The Kognetiks Chatbot plugin for WordPress is vulnerable to unauthorized modification of data due to a missing capability check on several functions in all versions up to, and including, 2.3.5. This makes it possible for unauthenticated attackers to upload limited safe files and erase conversations.

Explanation of Vulnerability in Simple Terms

02Summary

The Kognetiks Chatbot plugin for WordPress versions 2.3.5 and earlier contains an integrity vulnerability that allows unauthenticated attackers to modify data via the network. No user interaction is required. The vulnerability does not affect confidentiality or availability. Site administrators should update to a version newer than 2.3.5.

What an attacker can do

03Attacker Capabilities

Modify data on the site without authentication.

Potential impact on your site

04Site Impact

Attackers can alter site data without logging in, potentially corrupting chatbot responses or settings.

Conditions required to exploit

05Prerequisites

Network access only; no authentication or user interaction required.

Key dates

06Disclosure timeline

October 18, 2025 CVE published
April 8, 2026 Record updated