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WordPress Plugin Vulnerabilities

WP YouTube Live < 1.8.3 - Admin+ Stored Cross Site Scripting

Description

The plugin does not validate, sanitise and escape various of its settings, which could allow high privilege users such as admin to perform Cross-Site Scripting attacks even when unfiltered_html is disallowed

Proof of Concept

Put the following payload in the "Youtube API Key" or "YouTube Channel ID" settings and save: "><img src onerror=alert(/XSS/)>

The Custom HTML settings is also affected: </textarea><img src onerror=alert(/XSS/)>

Settings which are expected to be number also affected as they are only validated client side 

Affects Plugins

wp-youtube-live
Fixed in version 1.8.3

References

CVE
CVE-2022-1334

Classification

Type

XSS

OWASP top 10
A7: Cross-Site Scripting (XSS)
CWE
CWE-79

Miscellaneous

Original Researcher

Vinay Varma Mudunuri, Krishna Harsha Kondaveeti

Submitter

Vinay Varma Mudunuri

Verified

Yes

WPVDB ID
af3b32c9-f386-4bb6-a362-86a27f49a739

Timeline

Publicly Published

2022-04-25 (about 2 months ago)

Added

2022-04-25 (about 2 months ago)

Last Updated

2022-04-25 (about 2 months ago)

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