Record summary

CVE-2021-47855 has a selected CVSS score of 5.1 (medium); EIP currently links 1 catalogued exploit.

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.

Description source: CVE List

Exploitation context

Available material

Catalogued exploits
1

CISA SSVC decision

ExploitationPoC
AutomatableYes
Technical impactPartial

CISA Coordinator · SSVC 2.0.3 · Evaluated Jan 22, 2026 · Source: CVE List

Affected products and versions

1
ProductSourceVersion rangeStatus
CVE List1.7.9affected

Proofs of concept

1

Catalogued exploits

ExploitDBOpenlitespeed 1.7.9 - 'Notes' Stored Cross-Site ScriptingExploitDB exploitby cmOsNot analyzed1 file
ExploitDB

PoC details

References

4