CVE-2026-19718: Unknown Blogvault Backup & Staging

High severity, CVSS 8.1. EPSS: 0.2% chance of exploitation in the next 30 days.

The BlogVault Backup & Staging WordPress plugin before 6.65, MalCare WordPress Security Plugin WordPress plugin before 6.65, The WP Remote WordPress Plugin WordPress plugin before 6.65 do not prevent unauthenticated users from obtaining data derived from the secret that binds a site to its remote management service, and generate that secret with a weak pseudo-random number generator, allowing attackers to recover it and gain administrative access to the site.

Affected products

• Unknown Blogvault Backup & Staging: from 5.16, before 6.65 (fixed in 6.65)
• Unknown Malcare WordPress Security Plugin: from 5.16, before 6.65 (fixed in 6.65)
• Unknown The Wp Remote WordPress Plugin: from 5.16, before 6.65 (fixed in 6.65)

Published 2026-08-26. Last modified 2026-08-26.