The Add User Autocomplete WordPress plugin before 1.2 does not perform any capability or nonce check before creating a pending site-membership invitation carrying a caller-supplied role, allowing any authenticated user, such as a subscriber, to grant themselves the administrator role on a multisite installation.
Advisories

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Fixes

Solution

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Workaround

No workaround given by the vendor.

History

Sat, 12 Sep 2026 18:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-284

Sat, 12 Sep 2026 16:30:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

ssvc

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


Sat, 12 Sep 2026 08:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269
CWE-284

Sat, 12 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Add User Autocomplete WordPress plugin before 1.2 does not perform any capability or nonce check before creating a pending site-membership invitation carrying a caller-supplied role, allowing any authenticated user, such as a subscriber, to grant themselves the administrator role on a multisite installation.
Title Add User Autocomplete < 1.2 - Subscriber+ Privilege Escalation
References

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-12T15:30:27.923Z

Reserved: 2026-09-09T07:22:37.737Z

Link: CVE-2026-87759

cve-icon Vulnrichment

Updated: 2026-09-12T15:17:52.985Z

cve-icon NVD

Status : Received

Published: 2026-09-12T06:16:27.547

Modified: 2026-09-12T16:16:42.473

Link: CVE-2026-87759

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-09-13T00:45:17Z

Weaknesses