Vulnerability CVE-2021-24471


Published: 2021-08-16

Description:
The YouTube Embed WordPress plugin before 5.2.2 does not validate, escape or sanitise some of its shortcode attributes, leading to Stored XSS issues by 1. using w, h, controls, cc_lang, color, language, start, stop, or style parameter of youtube shortcode, 2. by using style, class, rel, target, width, height, or alt parameter of youtube_thumb shortcode, or 3. by embedding a video whose title or description contains XSS payload (if API key is configured).

Type:

CWE-79

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

CVSS2 => (AV:N/AC:H/Au:S/C:N/I:P/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
2.1/10
2.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Remote
High
Single time
Confidentiality impact
Integrity impact
Availability impact
None
Partial
None
Affected software
Youtube embed project -> Youtube embed 

 References:
https://wpscan.com/vulnerability/a8ccb09a-9f8c-448f-b2d0-9b01c3a748ac

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