The User Registration & Membership WordPress plugin before 5.2.8 does not properly restrict who may author a membership plan or validate the plan a user attaches to their own account, allowing authenticated users with Author-level access and above to assign themselves an arbitrary role and escalate their privileges to Administrator.

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Fixes

Solution

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Workaround

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History

Sun, 13 Sep 2026 11:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269
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'}

ssvc

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


Sun, 13 Sep 2026 06:15:00 +0000

Type Values Removed Values Added
Description The User Registration & Membership WordPress plugin before 5.2.8 does not properly restrict who may author a membership plan or validate the plan a user attaches to their own account, allowing authenticated users with Author-level access and above to assign themselves an arbitrary role and escalate their privileges to Administrator.
Title User Registration & Membership < 5.2.8 - Author+ Privilege Escalation to Administrator
References

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cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-09-13T10:45:53.169Z

Reserved: 2026-08-25T18:22:58.616Z

Link: CVE-2026-80071

cve-icon Vulnrichment

Updated: 2026-09-13T10:42:29.475Z

cve-icon NVD

Status : Received

Published: 2026-09-13T06:16:24.947

Modified: 2026-09-13T11:16:58.460

Link: CVE-2026-80071

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

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Weaknesses