CVE-2026-16623 - Vulnerability Details - OpenCVE

The Create Block WordPress plugin before 2.10.0 does not correctly escape user-supplied text before writing it into a generated PHP pattern file, allowing a multisite subsite administrator (who holds the capability gating this action but is denied the capability that normally gates PHP file editing) to inject and execute arbitrary PHP code on the server.

No CVSS v4.0

Attack Vector Network

Attack Complexity High

Privileges Required High

Scope Changed

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00153.

Exploitation none

Automatable no

Technical Impact total

No data.

No data.

No data.

OpenCVE Enrichment is a feature of OpenCVE that uses AI to automatically link vendors and products to CVEs. Learn more on GitHub.

Vendors	Products

References

Link	Providers
https://wpscan.com/vulnerability/19c7fdaa-5e75-481d-884c-68fdb2fb8f8d/

History

Tue, 04 Aug 2026 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 8, 'vector': 'CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Tue, 04 Aug 2026 09:45:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-94

Tue, 04 Aug 2026 06:30:00 +0000

Type	Values Removed	Values Added
Description		The Create Block WordPress plugin before 2.10.0 does not correctly escape user-supplied text before writing it into a generated PHP pattern file, allowing a multisite subsite administrator (who holds the capability gating this action but is denied the capability that normally gates PHP file editing) to inject and execute arbitrary PHP code on the server.
Title		Create Block Theme < 2.10.0 - Admin+ PHP Code Injection via Pattern Save (Multisite)
References		https://wpscan.com/vulnerability/19c7fdaa-5e75-481d-884c-68fdb2fb8f8d/

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-08-04T06:00:08.523Z

Updated: 2026-08-04T17:30:47.067Z

Reserved: 2026-07-22T14:59:28.691Z

Link: CVE-2026-16623

Vulnrichment

Updated: 2026-08-04T17:30:40.902Z

NVD

No data.

Redhat

No data.

OpenCVE Enrichment

Updated: 2026-08-04T09:30:06Z

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