CVE-2026-57363 HIGH

CVE-2026-57363: WordPress ChatBot plugin <= 8.3.7 - Cross Site Scripting (XSS) vulnerability

Vendor Quantumcloud

Product ChatBot

Weakness CWE-79 · XSS

Published July 13, 2026

Last update July 13, 2026

View on NVD All CVEs

CVSS base score

7.1/10

Attack vector Network

Attack complexity Low

Privileges required None

User interaction Required

Confidentiality Low

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in QuantumCloud ChatBot chatbot allows Stored XSS.This issue affects ChatBot: from n/a through <= 8.3.7.

Explanation of Vulnerability in Simple Terms

02Summary

QuantumCloud ChatBot versions 8.3.7 and earlier contain a cross-site scripting (XSS) vulnerability that allows attackers to inject malicious scripts into the application. An attacker can craft a malicious link or page that, when visited by a user, executes arbitrary JavaScript in the victim's browser. This can lead to session hijacking, credential theft, or malware distribution.

What an attacker can do

03Attacker Capabilities

Inject and execute malicious JavaScript in a user's browser to steal session data, credentials, or perform actions on their behalf.

Potential impact on your site

04Site Impact

Users visiting ChatBot pages can have their sessions compromised or personal data stolen without any action by the site owner.

Conditions required to exploit

05Prerequisites

Attacker must trick a user into visiting a malicious link or page (user interaction required). No authentication needed.

Key dates

06Disclosure timeline

July 13, 2026 CVE published

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2026-57363 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/79.html AskarLabs — CWE-79 write-up Cross-Site Scripting

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