The Post Duplicator WordPress plugin before 3.0.18 does not restrict settings saves to its own options, allowing a site administrator on a multisite network who is not a Super Admin to overwrite arbitrary options of their site, including the role definitions, and so grant themselves network-management capabilities.

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Solution

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Workaround

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History

Tue, 10 Nov 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Wordpress-extensions
Wordpress-extensions post Duplicator
Vendors & Products Wordpress-extensions
Wordpress-extensions post Duplicator

Mon, 09 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

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


Mon, 09 Nov 2026 15:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-863
Metrics cvssV3_1

{'score': 7.2, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H'}


Mon, 09 Nov 2026 08:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Mon, 09 Nov 2026 06:30:00 +0000

Type Values Removed Values Added
Description The Post Duplicator WordPress plugin before 3.0.18 does not restrict settings saves to its own options, allowing a site administrator on a multisite network who is not a Super Admin to overwrite arbitrary options of their site, including the role definitions, and so grant themselves network-management capabilities.
Title Post Duplicator < 3.0.18 - Admin+ Arbitrary Option Update via Unvalidated Option Name
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-11-09T14:12:17.071Z

Reserved: 2026-11-04T10:24:05.578Z

Link: CVE-2026-121874

cve-icon Vulnrichment

Updated: 2026-11-09T13:46:04.112Z

cve-icon NVD

Status : Deferred

Published: 2026-11-09T07:17:28.930

Modified: 2026-11-10T16:28:46.510

Link: CVE-2026-121874

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-10T09:32:04Z

Weaknesses