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.
Published: 2026-08-27
Score: 4.4 Medium
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 27 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-863
Metrics cvssV3_1

{'score': 4.4, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:N'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 27 Aug 2026 08:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Thu, 27 Aug 2026 07:45:00 +0000

Type Values Removed Values Added
First Time appeared Jetbackup
Jetbackup jetbackup
Wordpress
Wordpress wordpress
Vendors & Products Jetbackup
Jetbackup jetbackup
Wordpress
Wordpress wordpress

Thu, 27 Aug 2026 06:15:00 +0000

Type Values Removed Values Added
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.
Title JetBackup 3.1.18.8 - 3.1.23.3 - Admin+ Multisite Network Backup Download
References

Subscriptions

Jetbackup Jetbackup
Wordpress Wordpress
cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-08-27T14:23:47.496Z

Reserved: 2026-08-10T14:10:21.471Z

Link: CVE-2026-19454

cve-icon Vulnrichment

Updated: 2026-08-27T14:15:17.791Z

cve-icon NVD

Status : Received

Published: 2026-08-27T06:16:57.207

Modified: 2026-08-27T17:17:38.330

Link: CVE-2026-19454

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-27T16:30:16Z

Weaknesses