CVE-2026-5293

Published: Mag 20, 2026 Last Modified: Mag 20, 2026
ExploitDB:
Other exploit source:
Google Dorks:
MEDIUM 6,4
Attack Vector: network
Attack Complexity: low
Privileges Required: low
User Interaction: none
Scope: changed
Confidentiality: low
Integrity: low
Availability: none

Description

AI Translation Available

The 診断ジェネレータ作成プラグイン (Diagnosis Generator) plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'js' parameter in versions up to and including 1.4.16. This is due to missing authorization checks and insufficient input sanitization in the themeFunc() function. The function is hooked to 'admin_init' and processes theme update requests without verifying user capabilities, allowing any authenticated user (including subscribers) to save malicious JavaScript to theme files. Additionally, the save() function uses stripslashes() which removes WordPress's magic quotes protection. This makes it possible for authenticated attackers, with subscriber-level access and above, to inject arbitrary web scripts in theme files that will execute whenever a user accesses a page containing the diagnosis form shortcode.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0006
Percentile
0,2th
Updated

Single Data Point

Only one EPSS measurement is available for this CVE. Trend analysis requires multiple data points over time.

79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Stable
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Integrity Availability
Potential Impacts:
Bypass Protection Mechanism Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
View CWE Details
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/tags/1.4.16/c…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/tags/1.4.16/c…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/tags/1.4.16/d…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/tags/1.4.16/i…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/trunk/class/t…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/trunk/class/t…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/trunk/diagnos…
https://plugins.trac.wordpress.org/browser/os-diagnosis-generator/trunk/include…
https://www.wordfence.com/threat-intel/vulnerabilities/id/c5293c0f-90b0-41df-a6…