CVE-2026-19454
JetBackup 3.1.18.8 - 3.1.23.3 - Admin+ Multisite Network Backup Download
- State
- Published
- Severity
- 4.4 Medium
- Published
- Aug 27, 2026
- Updated
- Aug 27, 2026
- Reserved
- Aug 10, 2026
Description
The JetBackup WordPress plugin before 3.1.23.5 does not perform its multisite authorisation check before serving backup archives and job logs, allowing an administrator of the network's main site who is not a Super Admin to download a full backup of the entire network, including every site's data and the shared webroot.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 4.4 Medium | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N | CISA-ADP |
Weaknesses
- CWE-863 Incorrect Authorization
Affected Products
| Product | Versions |
|---|---|
JetBackupUnknown |
|
References
- https://wpscan.com/vulnerability/1f5480c1-260a-40ce-9938-112746f9e8e8/exploitvdb-entrytechnical-description
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