CVE-2026-2942 - Vulnerability Analysis
CriticalCVSS: 9.8Last Updated: April 8, 2026
ProSolution WP Client - Unrestricted File Upload
Published: April 8, 2026Updated: April 8, 2026Remote Exploitable
Overview
ProSolution WP Client WordPress plugin <= 1.9.9 contains an unrestricted file upload vulnerability caused by missing file type validation in 'proSol_fileUploadProcess', letting unauthenticated attackers upload arbitrary files, exploit requires no authentication.
Severity & Score
Severity: Critical
CVSS Score: 9.8
Impact
Unauthenticated attackers can upload arbitrary files, potentially leading to remote code execution and full server compromise.
Mitigation
Update to the latest version of ProSolution WP Client plugin.
References
- https://plugins.trac.wordpress.org/changeset/3484577/prosolution-wp-client
- https://www.wordfence.com/threat-intel/vulnerabilities/id/3852aef6-42e7-4b71-a1ba-dd41284fd07b?source=cve
- https://plugins.trac.wordpress.org/browser/prosolution-wp-client/trunk/public/class-prosolwpclient-public.php?rev=3331282#L993
Related Resources
Details
- CVE ID
- CVE-2026-2942
- Severity
- Critical
- CVSS Score
- 9.8
- Type
- unrestricted_file_upload
- Status
- unconfirmed
CWE
- CWE-434
CVSS Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H