EIP-2026-114250

PRE-CVE

WordPress Plugin WP-Client 3.8.7 - Persistent Cross-Site Scripting

Title source: legacy
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for EIP-2026-114250. PoCs published by Pier-Luc Maltais.

AI-analyzed exploit summary This exploit demonstrates a stored XSS vulnerability in the WP-Client plugin (Estimates/Invoices v1.5.1) via the Request Estimate page. The PoC shows how malicious JavaScript can be injected into the 'wpc_inv_message' parameter and executed in the context of the victim's browser.

Description

WordPress Plugin WP-Client 3.8.7 - Persistent Cross-Site Scripting

Exploits (1)

exploitdb WORKING POC
by Pier-Luc Maltais · textwebappsphp
https://www.exploit-db.com/exploits/38803

This exploit demonstrates a stored XSS vulnerability in the WP-Client plugin (Estimates/Invoices v1.5.1) via the Request Estimate page. The PoC shows how malicious JavaScript can be injected into the 'wpc_inv_message' parameter and executed in the context of the victim's browser.

Classification
Working Poc 90%
Attack Type
Xss
Complexity
Trivial
Reliability
Reliable
Target: WP-Client (Estimates/Invoices v1.5.1)
No auth needed
Prerequisites: Access to the Request Estimate page
devstral-2 · analyzed Feb 16, 2026 Full analysis →

Details

Status pre_cve
Tracked Since Feb 18, 2026