CVE-2026-19454JetBackup 3.1.18.8 - 3.1.23.3 - Admin+ Multisite Network Backup Download
Updated under an hour ago ()
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It affects Unknown JetBackup. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.4 MEDIUM (v3.1, CISA ADP)CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N
- Weakness (CWE)
- CWE-863
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- WPScan
- NVD analysis
- Deferred
- Record last updated
- Aug 27, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
Unknown JetBackup unknown:jetbackup (from the name) | from 3.1.18.8 before 3.1.23.5 | CNA record |
References
- https://wpscan.com/vulnerability/1f5480c1-260a-40ce-9938-112746f9e8e8/exploit, vdb-entry, technical-description
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.