WassUp Real Time Analytics <= 1.9.4.5 - Unauthenticated Stored XSS

2023-11-0600:00:00

Krzysztof Zając

wassup real time analytics

1.9.4.5 version

unauthenticated stored xss

spy visitors page

plugin exploit

EPSS

0.001

Percentile

30.1%

JSON

Description The plugin does not escape IP address provided via some headers before outputting them back in an admin page, allowing unauthenticated users to perform Stored XSS attacks against logged in admins

wget --header="X-Forwarded-For: <img src=x onerror=alert(1)>" https://example.com -q -O-

The XSS will be triggered when an admin access the SPY Visitors page of the plugin (ie https://example.com/wp-admin/admin.php?page=wassup-spia)

EPSS

0.001

Percentile

30.1%

JSON

Related for WPEX-ID:76316621-1987-44EA-83E5-6CA884BDD1C0