CVE-2025-9540 - Vulnerability Details - OpenCVE

The Markup Markdown WordPress plugin before 3.20.10 allows links to contain JavaScript which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required High

Scope Unchanged

Confidentiality Impact Low

Integrity Impact Low

Availability Impact Low

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation poc

Automatable no

Technical Impact partial

Vendors	Products
Markup Markdown Project	Markup Markdown
Wordpress	Wordpress

No data.

No data.

References

Link	Providers
https://wpscan.com/vulnerability/79e606df-50a0-4639-b2d9-4a77111fd729/

History

Tue, 23 Sep 2025 16:15:00 +0000

Type	Values Removed	Values Added
First Time appeared		Markup Markdown Project Markup Markdown Project markup Markdown Wordpress Wordpress wordpress
Vendors & Products		Markup Markdown Project Markup Markdown Project markup Markdown Wordpress Wordpress wordpress

Mon, 22 Sep 2025 15:15:00 +0000

Type	Values Removed	Values Added
Metrics		cvssV3_1 `{'score': 4.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L'}` ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 22 Sep 2025 06:15:00 +0000

Type	Values Removed	Values Added
Description		The Markup Markdown WordPress plugin before 3.20.10 allows links to contain JavaScript which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.
Title		Markup Markdown < 3.20.10 - Contributor+ Stored XSS
References		https://wpscan.com/vulnerability/79e606df-50a0-4639-b2d9-4a77111fd729/

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2025-09-22T06:00:14.792Z

Updated: 2025-09-22T14:59:09.898Z

Reserved: 2025-08-27T13:16:33.126Z

Link: CVE-2025-9540

Vulnrichment

Updated: 2025-09-22T14:47:27.288Z

NVD

Status : Awaiting Analysis

Published: 2025-09-22T06:15:35.640

Modified: 2025-09-22T21:22:33.590

Link: CVE-2025-9540

Redhat

No data.

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