pCloud Backup

pCloud Backup has one disclosed vulnerability in the WordSec catalog, all reported in 2025; it remains unpatched as of September 2026. Their average CVSS score is 4.3, and the most serious one scores 4.3 out of 10.

The most common weakness is Missing Authorization, behind 1 of the records (100%).

The one issue recorded for pCloud Backup has no published fix yet, which makes virtual patching the only reliable mitigation. The oldest unresolved one dates back to 2025.

All of these findings were reported by Kévin Mosbahi (Mika). pCloud Backup is installed on roughly 50 WordPress sites, so each unpatched flaw has a wide blast radius. The current release is tested up to WordPress 5.5.20.

Strategic Overview

Avg CVSSMedium

4.3/ 10

Patch Coverage0%

Open

Fixed

Get automatic notifications for all pCloud Backup vulnerabilities before they are exploited.

Most severe open issueCVSS 4.3CVE-2025-31755

pCloud Backup <= 1.0.1 - Missing Authorization

Read the full analysis

Vulnerability Records

1 records


2025-04-01 00:00	pCloud Backup <= 1.0.1 - Missing Authorization pCloud Backup <= 1.0.1	`CVE-2025-31755`	4.3 Medium	Kévin Mosbahi (Mika)	No

Showing 1–1 of 1 reports

Latestv1.0.1

pCloud Backup

Author

josselynj

3.0(4)

60/100

Last Updated

2020-08-21 (6y ago)

Active Installs

50+

Downloads

3,640

Requires WP

5.0+

Requires PHP

7.2+

Tested up to

WP 5.5.20

Created

2019-02-14 (8y ago)

Vous allez pouvoir / You will be able to : Réaliser des sauvegardes instantanées, Sélectionner depuis votre back office WordPress le dossier dans lequel vous souhaitez sauvegarder votre WordPress. Choisir si vous souhaitez sauvegarder uniquement la base de données, les fichiers ou les deux. Create instant backups of your website, Select from your WordPress the folder where you want to save your backup. Select if you want to save only the database, files and folders or both. Comment faire ? / How ? : Une fois l’extension activée, il suffit de vous rendre dans l’onglet API et de renseigner votre API pCloud. Once the plugin activate, just go to the API tab and enter your pCloud API Disponible en version pro ! Programmer des sauvegardes tous les jours, toutes les semaines ou tous les mois en plus des fonctionnalités de la version gratuite ! Pro version available ! With pro version you can scheduled backup everyday, every week or every month. No limitation on number of installations !

View on WordPress.org