CVE-2023-0831 - Vulnerability Details - OpenCVE

The Under Construction plugin for WordPress is vulnerable to Cross-Site Request Forgery in versions up to, and including, 3.96. This is due to missing or incorrect nonce validation on the dismiss_notice function called via the admin_action_ucp_dismiss_notice action. This makes it possible for unauthenticated attackers to dismiss plugin notifications via a forged request granted they can trick a site administrator into performing an action such as clicking on a link.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction Required

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00097.

Exploitation none

Automatable no

Technical Impact partial

Vendors	Products
Webfactoryltd	Under Construction

Configuration 1 [-]

cpe:2.3:a:webfactoryltd:under_construction:*:*:*:*:*:wordpress:*:*

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References

Link	Providers
https://plugins.trac.wordpress.org/browser/under-construction-page/trunk/under-construction.php?rev=2848705#L901
https://www.wordfence.com/threat-intel/vulnerabilities/id/031a1203-6b0d-453b-be8a-12e7f55cb401?source=cve

History

Wed, 08 Apr 2026 17:00:00 +0000

Type	Values Removed	Values Added
Title		Under Construction <= 3.96 - Cross-Site Request Forgery via admin_action_ucp_dismiss_notice
Weaknesses		CWE-352

Sat, 21 Dec 2024 00:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: Wordfence

Published: 2023-06-09T05:33:09.916Z

Updated: 2026-04-08T16:32:48.697Z

Reserved: 2023-02-14T17:03:16.785Z

Link: CVE-2023-0831

Vulnrichment

Updated: 2024-08-02T05:24:34.546Z

NVD

Status : Modified

Published: 2023-06-09T06:15:54.140

Modified: 2026-04-08T17:16:50.487

Link: CVE-2023-0831

Redhat

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OpenCVE Enrichment

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