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WordPress plugin

WP Live Chat Support <= 7.1.04 — Cross-Site Scripting

CVE-2017-18507Published · Updated

Action summary

Affected: ≤7.1.04Update to 7.1.05 or newer

All remediation steps
Watch plugin
Severity
Medium6.1
CVSS
6.1
CVSS 3.1 · CNA (Wordfence)
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
What does this vector mean?
AV:N Attack vector
Network
AC:L Attack complexity
Low
PR:N Privileges required
None
UI:R User interaction
Required
S:C Scope
Changed
C:L Confidentiality
Low
I:L Integrity
Low
A:N Availability
None
Weakness
CWE-79 Cross-Site Scripting
Required access
No account needed
Exploit prediction (EPSS)
No score
CISA KEV
Not listed
On this page8

Am I affected?

3CX Free Live Chat, Calls & Messaging wp-live-chat-support

  1. Affected≤ 7.1.04
  2. Patched in7.1.05

Update to 7.1.05 or newer.

You are affected if you run ≤ 7.1.04. Version 7.1.05 and later are not affected by this issue.

  • Check your version: in wp-admin go to Plugins → Installed Plugins and read the version under 3CX Free Live Chat, Calls & Messaging.
  • No admin access? Run a passive check of your site. It reads public files only.
  • No account is needed to exploit this. Treat any exposed site on an affected version as at risk.

What to do

  1. Update to version 7.1.05, or a newer patched version
  2. Rotate administrator passwords and application secrets if the site ran a vulnerable version while publicly reachable.
  3. Watch 3CX Free Live Chat, Calls & Messaging to get an email when the next vulnerability is published.

Advisory

Source description from Wordfence Intelligence, credited to Omaid Faizyar.

The wp-live-chat-support plugin before 7.1.05 for WordPress has XSS.

Exploits & references

Proof-of-concept & detection

No public proof-of-concept or detection template is known for this vulnerability.

Advisories & patches

More in 3CX Free Live Chat, Calls & Messaging

All 15
More vulnerabilities in 3CX Free Live Chat, Calls & Messaging
SeverityVulnerabilityCVEPublished
High8.8Local File Inclusion
≤9.4.2Update to 9.4.3
—
Medium5.4Stored Cross-Site Scripting
≤8.1.9Update to 8.2.0
—
Critical9.8Unprotected Functions
<8.0.33Update to 8.0.33
CVE-2019-12498
Medium6.1Unauthenticated Stored Cross-Site Scripting
≤8.0.26Update to 8.0.27
CVE-2019-14950
Medium6.1Cross-Site Scripting
<8.0.18Update to 8.0.18
CVE-2019-9913

Same weakness (Cross-Site Scripting)

All Cross-Site Scripting
Other Cross-Site Scripting vulnerabilities
SeverityVulnerabilityCVEPublished
High7.2Unauthenticated Stored Cross-Site Scripting via Comment User-Agent Header
EZ SQL Reports Shortcode Widget and DB Backup≤5.25.25Update to 5.26.45
CVE-2026-120688
Critical9.8Unauthenticated Arbitrary File Upload via File Upload via Public Form Submission
Chatterbug Forms – Fast, Flexible WordPress Form Builder≤1.0.2Update to 1.1
CVE-2026-125055
Critical9.8Unauthenticated PHP Object Injection to Remote Code Execution via 'form' Parameter
ELEX WordPress HelpDesk & Customer Ticketing System≤3.3.9Update to 3.4.0
CVE-2026-119077
Medium5.3Unauthenticated Sensitive Information Exposure in 'search' Parameter
Customer Reviews for WooCommerce≤5.127.0Update to 5.128.0
CVE-2026-121518

Timeline

  1. CVE published

    Severity medium, CVSS 6.1

  2. Record last updated

Sources & licenses

Wordfence record
Vulnerability data
Wordfence Intelligence. [object Object] Licensed under the CC BY-SA 4.0.
CVE® identifiers
[object Object]. Used under the CVE Program. CVE® is a registered trademark of The MITRE Corporation.
CVSS / CWE
National Vulnerability Database (NVD), shown unmodified. This product uses the NVD API but is not endorsed or certified by the NVD.
VulnCrest content
Summary, remediation guidance and page layout © VulnCrest. Not sourced from NVD.

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