CVE-2025-6262

Medium

Published: 24 July 2025

Published

24 July 2025

Modified

15 April 2026

KEV Added

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Patch

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CVSS Score v3.1 6.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

EPSS Score 0.0016 37.0th percentile

Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2025-6262 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Wordpress (inferred from references). Its CVSS base score is 6.4 (Medium).

Operationally, exploitation aligns with the MITRE ATT&CK technique Drive-by Compromise (T1189); ranked at the 37.0th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

This vulnerability is AI-related — categorised as Other Platforms; in the Other ATLAS/OWASP Terms risk domain.

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2025-22500

Vulnerability details

The muse.ai video embedding plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's muse-ai shortcode in all versions up to, and including, 0.4 due to insufficient input sanitization and output escaping on user supplied attributes. This makes…

it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

CWE(s): CWE-79

AI Security AnalysisAI

AI Category: Other Platforms
Risk Domain: Other ATLAS/OWASP Terms
OWASP Top 10 for LLMs 2025: None mapped
Classification Reason: Matched keywords: ai

Related Threats

MITRE ATT&CK Enterprise TechniquesAI

T1189 Drive-by Compromise Initial Access

Adversaries may gain access to a system through a user visiting a website over the normal course of browsing.

attack.mitre.org →

T1203 Exploitation for Client Execution Execution

Adversaries may exploit software vulnerabilities in client applications to execute code.

attack.mitre.org →

T1059.007 JavaScript Execution

Adversaries may abuse various implementations of JavaScript for execution.

attack.mitre.org →

Why these techniques?

The stored XSS vulnerability enables authenticated attackers to inject arbitrary JavaScript into pages, which executes client-side for any viewing user, facilitating drive-by compromise (T1189), exploitation for client execution (T1203), and JavaScript execution (T1059.007).