JetBackup CVE debriefs

These pages are published after PatchSiren validates generated defensive summaries against stored public CVE and source evidence.

HIGH JetBackup CVE published 2026-09-02

CVE-2026-19453

The JetBackup WordPress plugin before 3.1.23.5 does not verify the role or capabilities of the account it preserves across a restore or migration before granting it administrator privileges, allowing a subscriber-level user to gain administrator access after the site owner restores or migrates the site. This high-severity vulnerability allows for potential elevation of privileges and unauthorized access t [truncated]