CVE-2020-7747

MEDIUM

lightning-server - Cross-Site Scripting in Session Controller

Title source: llm

This affects all versions of package lightning-server. It is possible to inject malicious JavaScript code as part of a session controller.

Core 3

Core References

Exploit, Third Party Advisory x_refsource_misc

Broken Link x_refsource_misc

Exploit, Vendor Advisory

CVSS v3 6.3

EPSS 0.0085

EPSS Percentile 53.8%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N

CWE

CWE-79

Status published

Products (2)

lightning-viz/lightning

npm/lightning-server 0npm

Published Oct 20, 2020

Tracked Since Feb 18, 2026