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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Affected Vendors & Products
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Advisories
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Fixes
Solution
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Workaround
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References
History
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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MITRE
Status: PUBLISHED
Assigner: WPScan
Published:
Updated: 2026-11-09T06:00:27.478Z
Reserved: 2026-11-04T10:24:05.578Z
Link: CVE-2026-121874
Vulnrichment
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NVD
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Redhat
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OpenCVE Enrichment
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Weaknesses
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