Medium severity6.5NVD Advisory· Published Aug 15, 2026· Updated Aug 26, 2026
CVE-2026-18216
CVE-2026-18216
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
1- Range: <2.1.7
Patches
Vulnerability mechanics
References
1News mentions
1- Wordfence Intelligence Weekly WordPress Vulnerability Report (August 10, 2026 to August 16, 2026)Wordfence Blog · Aug 21, 2026