Youtube Channel Gallery <= 2.4 - Authenticated (Contributor+) Stored Cross-Site Scripting via Shortcode

2023-01-04 00:00

István Márton

Strategic Overview

Status

Unpatched

Affected PluginYoutube Channel Gallery

Affected Version<= 2.4

CVSS6.4Medium

CVECVE-2022-4783

View all Youtube Channel Gallery vulnerabilities

Vulnerability Overview

The Youtube Channel Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's shortcode in versions up to, and including, 2.4 due to insufficient input sanitization and output escaping on user supplied attributes such as search_input_text. This makes it possible for authenticated attackers with contributor level and above permissions to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2022-4783 https://www.wordfence.com/threat-intel/vulnerabilities/id/070f6a8e-a06d-4f48-9703-933515a3098c

CVSS Vector

6.4

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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