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wpvulndbEmil KylanderWPVDB-ID:7F8B4275-7586-4E04-AFD9-D12BDAB6BA9B
HistoryNov 30, 2021 - 12:00 a.m.

LiteSpeed Cache < 4.4.4 - Admin+ Reflected Cross-Site Scripting

2021-11-3000:00:00
Emil Kylander
wpscan.com
19

0.001 Low

EPSS

Percentile

21.6%

The plugin does not escape the qc_res parameter before outputting it back in the JS code of an admin page, leading to a Reflected Cross-Site Scripting

PoC

As admin, enter the following payload in the Domain Key setting of the plugin: Then open https://example.com/wp-admin/admin.php?page=litespeed-general&qc_res=alert(/XSS/)

CPENameOperatorVersion
litespeed-cachelt4.4.4

0.001 Low

EPSS

Percentile

21.6%

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