What is CVE-2026-19055?

CVE-2026-19055 is a high-severity vulnerability in Prosolution Wp Client, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2026-08-19.

How severe is CVE-2026-19055?

High severity. CVSS v3 base score is 7.1 out of 10.

XSS in Prosolution Wp Client

CVE-2026-19055

The ProSolution WP Client WordPress plugin before 2.0.11 does not sanitise and escape several parameters before reflecting them into HTML attributes on its public pages, leading to reflected Cross-Site Scripting that can be triggered against any visitor, including a logged-in administrator.

Vulnerability class: XSS (Cross-Site Scripting)

CVSS v3 metric

CVSS v3 base score 7.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L.

Affected products

Unknown Prosolution Wp Client

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

contact@wpscan.com (technical-description, exploit, vdb-entry)

Frequently asked questions

What is CVE-2026-19055?: CVE-2026-19055 is a high-severity vulnerability in Prosolution Wp Client, classified under Cross-site Scripting. CVSS score: 7.1/10. Published 2026-08-19.
How severe is CVE-2026-19055?: High severity. CVSS v3 base score is 7.1 out of 10.