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Fencer Vulns
medium 5.3

CVE-2023-5254 json

AI ChatBot <= 4.8.9 - Unauthenticated Sensitive Information Exposure via qcld_wb_chatbot_check_user

published 2023-10-19 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57579

cvss
5.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 61%
public exploits
0
none known

Summary

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.

Patch / fix

CISA SSVC

Exploitation
none
Automatable
yes
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.94% chance of exploitation in the next 30 days, higher than 61% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • plugins.trac.wordpress.org https://plugins.trac.wordpress.org/browser/chatbot/trunk/functions.php#L1224 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

  • quantumcloud WPBot – AI ChatBot for Live Support, Lead Generation, AI Services

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor
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.