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WordPress Plugin Vulnerabilities

FV Flowplayer Video Player <= 7.3.13.727 - Unauthenticated Stored XSS

Description

The vulnerable function is exposed to unauthenticated users over `wp_ajax_nopriv_fv_wp_flowplayer_email_signup` ajax hook. It saves anything that user provides in `email` POST parameter.

Proof of Concept

Send POST request to wp-admin/admin-ajax.php with body content:

"action=fv_wp_flowplayer_email_signup&list=1&email=<svg/onload=prompt(1)>@test.com"

The provided email input is then rendered on email export screen. 

Affects Plugins

fv-wordpress-flowplayer
Fixed in version 7.3.14.727

References

CVE
CVE-2019-14799
URL
https://www.webarxsecurity.com/flowplayer-video-player-xss-vulnerability/
URL
https://plugins.trac.wordpress.org/changeset/2087606/fv-wordpress-flowplayer

Classification

Type

XSS

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

Miscellaneous

Original Researcher

WebARX Security

Submitter

WebARX Security

Submitter website
https://www.webarxsecurity.com
Submitter twitter
webarx_security
Verified

No

WPVDB ID
a60da1a3-0509-4409-b8b9-8660be0fc18e

Timeline

Publicly Published

2019-05-20 (about 4 years ago)

Added

2019-05-20 (about 4 years ago)

Last Updated

2020-09-22 (about 2 years ago)

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