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VulnerabilityPublished Updated

CVE-2023-5691: Collect.chat Chatbot ⚡️ (WordPress plugin) · Cross-site Scripting

Affects Collect.chat Chatbot ⚡️ (WordPress plugin)Source CVE Database V5

0

Not known to be exploited · CVSS 4.4 Medium.

Data as of 26 Oct 2026, 12:54 UTC

CVSS 3.1 base score
4.4Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.2% chance of exploitation in 30 days – higher than 21% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 11 Jan 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
collectchat Collect.chat Chatbot ⚡️Affected
  • =2.3.9
Fixed in–

AI-suggested

To mitigate this vulnerability, European organizations should first verify if they are running the affected Collect.chat Chatbot plugin version 2.3.9 on multi-site WordPress installations or installations with 'unfiltered_html' disabled. Immediate steps include: 1) Restrict administrator access strictly to trusted personnel and enforce strong authentication mechanisms such as multi-factor authentication (MFA). 2) Monitor and audit admin settings pages for unauthorized or suspicious script injections. 4) Implement Web Application Firewalls (WAF) with rules to detect and block XSS payloads targeting admin interfaces. 5) Conduct regular security reviews and penetration testing focusing on multi-site WordPress environments. 6) Educate administrators on secure input handling and the risks of stored XSS. 7) Employ Content Security Policy (CSP) headers to limit the execution of unauthorized scripts. These targeted measures go beyond generic advice by focusing on the specific conditions and attack vectors of this vulnerability.

Description

The Chatbot for WordPress plugin for WordPress is vulnerable to Stored Cross-Site Scripting via admin settings in version 2.3.9 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with administrator-level permissions and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page. This only affects multi-site installations and installations where unfiltered_html has been disabled.

References

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