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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Fixes

Solution

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Workaround

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History

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

No data.

cve-icon NVD

Status : Received

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

Modified: 2026-11-09T15:17:12.787

Link: CVE-2026-121874

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-09T08:00:09Z

Weaknesses