CVE-2026-18216 — Backup Migration < 2.1.7 - Admin+ Privilege Escalation via Post-Restore Auto-Login
The Backup Migration WordPress plugin before 2.1.7 does not properly restrict a post-restore automatic login mechanism, allowing a user who administers one site of a multisite n…
Published: 2026-08-15 · CVSS: 6.5 · CVSS 3.1
The Backup Migration WordPress plugin before 2.1.7 does not properly restrict a post-restore automatic login mechanism, allowing a user who administers one site of a multisite network to obtain a long-lived authenticated session as an administrator of another site in the same network, without credentials and bypassing two-factor authentication.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7