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Vulnerability record · CVE-2023-5533 · published 20 October 2023

CVE-2023-5533: Quantumcloud wpbot missing authorization vulnerability

Quantumcloud · Wpbot

The AI ChatBot plugin for WordPress is vulnerable to unauthorized use of AJAX actions due to missing capability checks on the corresponding functions in versions up to, and including, 4.8.9 as well as 4.9.2. This makes it possible for unauthenticated attackers to perform some of those actions that were intended for higher privileged users.

9.8 CVSS 3.1 Critical EPSS 0.53% · top 57.4% CWE-862 · Missing authorization
9.8CVSS 3.1 base score
0.53%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References
17 Jun 2026Last modified by NVD

Description

The AI ChatBot plugin for WordPress is vulnerable to unauthorized use of AJAX actions due to missing capability checks on the corresponding functions in versions up to, and including, 4.8.9 as well as 4.9.2. This makes it possible for unauthenticated attackers to perform some of those actions that were intended for higher privileged users.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2977505%40chatbot%2Ftrunk&old=2967435%4 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/a9db002f-ff41-493a-87b1-5f0b4b07cfc2?source=cve ProductThird Party Advisory
https://plugins.trac.wordpress.org/changeset?sfp_email=&sfph_mail=&reponame=&new=2977505%40chatbot%2Ftrunk&old=2967435%4 Patch
https://www.wordfence.com/threat-intel/vulnerabilities/id/a9db002f-ff41-493a-87b1-5f0b4b07cfc2?source=cve ProductThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2023-5533), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.