CVE-2026-18216: CWE-287 Improper Authentication in Backup Migration
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.
CVE-2026-18216: CWE-287 Improper Authentication in Backup Migration
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.
Weaknesses
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- WPScan
- Date Reserved
- 2026-07-29T08:51:12.758Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a800363bf8831d5399dcc96
Added to database: 08/15/2026, 06:12:51 UTC
Last updated: 08/15/2026, 06:12:51 UTC
Views: 1
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