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Vulnerability record · CVE-2023-5254 · published 19 October 2023

CVE-2023-5254: Quantumcloud wpbot information exposure vulnerability

Quantumcloud · Wpbot

The ChatBot plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 4.8.9 via the qcld_wb_chatbot_check_user function. This can allow unauthenticated attackers to extract sensitive data including confirmation as to whether a user name exists on the site as well as order information for existing users.

5.3 CVSS 3.1 Medium EPSS 0.77% · top 46.2% CWE-200 · Information exposure
5.3CVSS 3.1 base score
0.77%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
6References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

The ChatBot plugin for WordPress is vulnerable to Sensitive Information Exposure in versions up to, and including, 4.8.9 via the qcld_wb_chatbot_check_user function. This can allow unauthenticated attackers to extract sensitive data including confirmation as to whether a user name exists on the site as well as order information for existing users.

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

Affected products

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

References

LinkTags
https://plugins.trac.wordpress.org/browser/chatbot/trunk/functions.php#L1224 Exploit
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/d897daf8-5320-4546-9a63-1d34a15b2a58?source=cve Third Party Advisory
https://plugins.trac.wordpress.org/browser/chatbot/trunk/functions.php#L1224 Exploit
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/d897daf8-5320-4546-9a63-1d34a15b2a58?source=cve Third 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-2023-5254), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.