CVE-2020-7747 | BDVDB-2026-143299 Detail

lightning-server

Description#

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

Per CVSS v3.1: confidentiality impact high, integrity impact low, availability impact none. Attack vector: network.

No weakness recorded in the source data.

No public exploit known

6.3 Medium

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 58.8.

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Not classified

No specific action is recorded in the source data. Check the references for vendor guidance.

No version data in the source record.

Not available

6.3 Medium

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

Not available

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).