Description
The Userplace WordPress plugin through 1.2.0 does not perform authorization checks on an AJAX action available to unauthenticated users and publicly exposes the nonce that protects it, allowing unauthenticated attackers to create an administrator account or write arbitrary site options, leading to full site takeover.
Published: 2026-11-08
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Sun, 08 Nov 2026 21:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285
CWE-640

Sun, 08 Nov 2026 20:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Sun, 08 Nov 2026 19:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-269
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}


Sun, 08 Nov 2026 07:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-285
CWE-640

Sun, 08 Nov 2026 06:15:00 +0000

Type Values Removed Values Added
Description The Userplace WordPress plugin through 1.2.0 does not perform authorization checks on an AJAX action available to unauthenticated users and publicly exposes the nonce that protects it, allowing unauthenticated attackers to create an administrator account or write arbitrary site options, leading to full site takeover.
Title Userplace <= 1.2.0 - Unauthenticated Privilege Escalation
References

Subscriptions

No data.

cve-icon MITRE

Status: PUBLISHED

Assigner: WPScan

Published:

Updated: 2026-11-08T19:05:26.584Z

Reserved: 2026-10-15T09:39:12.746Z

Link: CVE-2026-110963

cve-icon Vulnrichment

Updated: 2026-11-08T18:55:34.390Z

cve-icon NVD

Status : Received

Published: 2026-11-08T06:17:04.673

Modified: 2026-11-08T19:17:33.837

Link: CVE-2026-110963

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-11-08T21:00:10Z

Weaknesses