CVE-2021-47855
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.
Published:Jan 21, 2026
Last Modified:Apr 15, 2026
EPS:Jan 21, 2026
EPSS Score:0.00043
CVSS Score:7.2
Affected Products
Vendor
Product
Action
Vendor
Litespeed Technologies
Product
Openlitespeed
Litespeed Technologies
Openlitespeed
Vendor
Litespeedtech
Product
Openlitespeed
Litespeedtech
Openlitespeed
Exploits
No exploit reference
Common Weakness Enumeration
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Vulnerability Scoring System
Attack Vector
Network
Adjacent
Local
Physical
Privileges Required
None
Low
High
User Interaction
None
Required
Scope
Unchanged
Changed
Confidentiality
None
Low
High
Integrity
None
Low
High
Availability
None
Low
High
