CVE-2026-2942: falha crítica em ProSolution WP Client
ProSolution WP Client <= 1.9.9 - Unauthenticated Arbitrary File Upload via proSol_fileUploadProcess
Publicada em
Aviso por e-mail quando ela entrar no KEV, ganhar PoC pública ou subir de nota.
48Vexday Risk Score
Sem sinal de exploração. Ela tem prova de conceito pública.
ssvc Attendcvss 9.8epss 0.6%
da publicação à arma48 dias
Publicada no NVD8 de abr.
1ª PoC+48d
The ProSolution WP Client plugin for WordPress is vulnerable to arbitrary file uploads due to missing file type validation in the 'proSol_fileUploadProcess' function in all versions up to, and including, 1.9.9. This makes it possible for unauthenticated attackers to upload arbitrary files on the affected site's server which may make remote code execution possible.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Produtos afetados
prosolution · ProSolution WP ClientPoCs públicas encontradas — 1
githubgithub.com/xxconi/CVE-2026-2942★ 0⚠ Recursos públicos, para você avaliar a exposição de sistemas que controla ou está autorizado a testar. Teste apenas com autorização.
CVEs relacionadas — ProSolution WP Client
No mesmo produto, das mais perigosas para as menos.
CVE-2026-16098CRITICALProSolution WP Client <= 2.0.10 - Unauthenticated Arbitrary File Upload via Content-Disposition Header Filename OverrideEPSS 1.2%CVE-2026-14524CRITICALProSolution WP Client <= 2.0.8 - Unauthenticated Arbitrary File Deletion via 'newfilename' and 'filename' ParametersEPSS 1.1%CVE-2026-6555CRITICALProSolution WP Client <= 2.0.0 - Unauthenticated Arbitrary File Upload via 'files'EPSS 1.0%
Referências
https://plugins.trac.wordpress.org/browser/prosolution-wp-client/trunk/public/class-prosolwpclient-public.php?rev=3331282#L993https://plugins.trac.wordpress.org/changeset/3484577/prosolution-wp-clienthttps://www.wordfence.com/threat-intel/vulnerabilities/id/3852aef6-42e7-4b71-a1ba-dd41284fd07b?source=cve