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wpexploitLana CodesWPEX-ID:E1BA5047-0C39-478F-89C7-B0BB638EFDFF
HistoryJan 13, 2023 - 12:00 a.m.

ExactMetrics < 7.12.1 - Contributor+ Stored XSS

2023-01-1300:00:00
Lana Codes
85
exactmetrics
stored xss
contributor
vulnerability
popular posts
additional css class
advanced option
exploit

0.001 Low

EPSS

Percentile

23.5%

The plugin does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

As a contributor, add a "Popular Posts" block and put the following payload in the "Additional CSS class(es)" block advanced option: 

" onmouseover="alert(/XSS/)" style="background:red;"

0.001 Low

EPSS

Percentile

23.5%

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