VULNERABILITY INTELLIGENCE

CVE-2021-47855

CVSS score7.2 HIGH

EPSS probability0.28%

CISA KEVNot currently listed

Published2026-01-21

Last modified2026-06-17

Description

Openlitespeed 1.7.9 contains a stored cross-site scripting vulnerability in the dashboard's Notes parameter that allows administrators to inject malicious scripts. Attackers can craft a payload in the Notes field during listener configuration that will execute when an administrator clicks on the Default Icon.