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ProSolution WP Client CVE-2026-19055

| EUVDEUVD-2026-62286 HIGH
Cross-site Scripting (XSS) (CWE-79)
2026-08-19 contact@wpscan.com GHSA-6fvr-wx74-rj2c
7.1
CVSS 3.1 · Vendor: wpscan
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Severity by source

Vendor (wpscan) PRIMARY
7.1 HIGH
AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
vuln.today AI
6.1 MEDIUM

Reflected XSS on public pages requires no auth (PR:N) and user interaction (UI:R); S:C for browser scope change; A:N because reflected XSS does not meaningfully impact availability.

3.1 AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

Primary rating from Vendor (wpscan).

CVSS VectorVendor: wpscan

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
Low

Lifecycle Timeline

4
Analysis Generated
Aug 19, 2026 - 17:27 vuln.today
Patch available
Aug 19, 2026 - 07:02 EUVD
CVE Published
Aug 19, 2026 - 06:17 cve.org
UNKNOWN (no severity yet)
CVE Published
Aug 19, 2026 - 06:17 cve.org
HIGH 7.1

DescriptionCVE.org

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.

AnalysisAI

Reflected Cross-Site Scripting in the ProSolution WP Client WordPress plugin before version 2.0.11 enables unauthenticated remote attackers to inject arbitrary JavaScript into victims' browsers via crafted URLs targeting public plugin pages. Multiple URL parameters are reflected unsanitized into HTML attributes, exposing any site visitor - including logged-in administrators - to session hijacking, credential theft, or unauthorized in-browser actions if tricked into clicking a malicious link. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Recon
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Delivery
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Exploit
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Install
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C2
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Execute
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Impact
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Vulnerability AssessmentAI

Exploitation The CVSS vector AV:N/AC:L/PR:N/UI:R/S:C establishes that no authentication or special privileges are required to craft a malicious URL - any unauthenticated attacker on the internet can construct the exploit payload. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment The CVSS 3.1 base score of 7.1 (High) is driven by AV:N/AC:L/PR:N with a scope change (S:C), reflecting broad exposure on any publicly accessible WordPress site running the plugin. … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario Full exploit scenario with step-by-step reproduction available after sign-in.
Remediation The primary fix is to update the ProSolution WP Client plugin to version 2.0.11 or later via the WordPress plugin dashboard or by downloading the patched release from the WordPress plugin repository. … Detailed patch versions, workarounds, and compensating controls in full report.

Recommended ActionAI

Within 24 hours, identify all WordPress instances running ProSolution WP Client and document their current versions. …

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Threat intelligence, references, and detailed analysis are available after sign-in.

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CVE-2026-19055 vulnerability details – vuln.today

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