TI-2018-07887 Aliases CVE-2018-11105 GHSA-8qw3-4qpj-p88r

There is stored cross site scripting in the wp-live-chat-support plugin before 8.0.08 for…

LOW 29CWE-79Published 2018-05-15 · Updated 2024-08-05

Key facts

Attack vector: Network
Privileges required: None
User interaction: Required
Attack complexity: Low
Impact type: Cross-site scripting
Confidentiality · integrity · availability: Low · Low · None
Fix status: No fix listed

Attack profile from CVSS 3.0 · NVD. Fix status from CNA. Impact type from CWE-79.

Summary

There is stored cross site scripting in the wp-live-chat-support plugin before 8.0.08 for WordPress via the "name" (aka wplc_name) and "email" (aka wplc_email) input fields to wp-json/wp_live_chat_support/v1/start_chat whenever a malicious attacker would initiate a new chat with an administrator. NOTE: this issue exists because of an incomplete fix for CVE-2018-9864.

Why it matters now

EPSS 0.0106 64th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:3cx:live_chat::::::wordpress::*	before 8.0.08	Vulnerable	3CX

cpe:2.3:a:3cx:live_chat:*:*:*:*:*:wordpress:*:* Versions before 8.0.08 Vulnerable ·3CX

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2018-11105
2026-10-03 Alias added: GHSA-8qw3-4qpj-p88r

References

Exploit 1

https://github.com/RiieCco/write-ups/tree/master/CVE-2018-11105

Patch 1

https://wordpress.org/plugins/wp-live-chat-support/#developers

TI-2018-08921 The WP Live Chat Support Pro plugin before 8.0.07 for WordPress is vulnerable to… CVSS 3.0CRITICAL 9.8
TI-2019-08369 The WP Live Chat Support Pro plugin through 8.0.26 for WordPress contains an arbitrary… CVSS 3.0CRITICAL 9.8
TI-2019-09333 The WP Live Chat Support plugin before 8.0.33 for WordPress accepts certain REST API… CVSS 3.1CRITICAL 9.8
TI-2019-11148 The wp-live-chat-support plugin before 8.0.27 for WordPress has XSS via the GDPR page. CVSS 3.0MEDIUM 6.1
TI-2019-07285 The wp-live-chat-support plugin before 8.0.18 for WordPress has… CVSS 3.0MEDIUM 6.1
TI-2018-07025 The WP Live Chat Support plugin before 8.0.06 for WordPress has stored XSS via the Name field. CVSS 3.0MEDIUM 6.1

See all 12 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences