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WordPress Plugin Vulnerabilities

WordPress Advanced Ticket System < 1.0.64 - Authenticated Stored Cross-Site Scripting (XSS)

Description

The plugin does not sanitize or escape form values before saving to the database or when outputting, which allows high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed.

Proof of Concept

Navigate to Tickets > Add New >  add all information on the title, post, Ticket type, Ticket priority, Ticket status > click update and intercept the request using burp suite. 
The parameters "wats_select_ticket_type", "wats_select_ticket_priority", "wats_select_ticket_status" can be injected with cross-site scripting (XSS), such as test"><script>alert('test')</script>; test"><script>alert(document.cookie)</script> payload. Next Click Forward on burp suite.

To trigger the XSS payload, Open the permalink post/ticket page. 

Affects Plugins

wats
Fixed in version 1.0.64

References

CVE
CVE-2021-24623

Classification

Type

XSS

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

Miscellaneous

Original Researcher

Tri Wanda Septian

Submitter

Tri Wanda Septian

Submitter website
https://twseptian.github.io/
Submitter twitter
twseptian_
Verified

Yes

WPVDB ID
41d9027c-a982-44c7-889e-721333496b5c

Timeline

Publicly Published

2021-08-16 (about 1 years ago)

Added

2021-08-16 (about 1 years ago)

Last Updated

2022-04-09 (about 1 years ago)

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