Lucene search

K
wpvulndbRafael AristodimouWPVDB-ID:F1EB05E8-1B7C-45B1-912D-F668BD68E265
HistoryNov 13, 2023 - 12:00 a.m.

Popup box < 3.8.6 - Admin+ Stored XSS in Categories

2023-11-1300:00:00
Rafael Aristodimou
wpscan.com
3
popup box plugin
stored xss
admin
category
settings
sanitization
unfiltered html
multisite setup

5.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.1%

Description The plugin does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

PoC

1. Go to “Popup Box > Categories” 2. Add a new category and in the description field add `` 3. Save and see the XSS

CPENameOperatorVersion
eq3.8.6

5.9 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

14.1%

Related for WPVDB-ID:F1EB05E8-1B7C-45B1-912D-F668BD68E265