{"action":"No fix published. Pin and monitor.","affected":[{"introduced":"0","last_affected":"1.3.0"}],"component":"lightning-server","cve_ids":["CVE-2020-7747"],"ecosystem":"npm","epss":0.0086,"exploited":false,"fixed_versions":[],"ghsa_id":"GHSA-gmch-cm2p-9qw9","id":"tcs_01M5KFS1XFFRY0DCJ9NA6C4XTK","modified_at":"2026-03-14T06:57:14.621277Z","published_at":"2021-05-10T18:39:15Z","references":["https://osv.dev/vulnerability/GHSA-gmch-cm2p-9qw9","https://nvd.nist.gov/vuln/detail/CVE-2020-7747","https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.js%23L230","https://snyk.io/vuln/SNYK-JS-LIGHTNINGSERVER-1019381"],"severity":{"label":"medium","score":6.3},"sources":[{"source":"osv","source_id":"GHSA-gmch-cm2p-9qw9","url":"https://osv.dev/vulnerability/GHSA-gmch-cm2p-9qw9"}],"summary":"Cross-site Scripting in lightning-server"}