Vulnerability · Published Oct 20, 2020 · Assigned by snyk
CVE-2020-7747Cross-site Scripting (XSS)
Medium 6.3
In plain English
A medium-severity security flaw in lightning-server. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 59% of all known vulnerabilities).
Severity (CVSS 3.1)6.3Medium
Exploit odds (30 days)0.9%top 41.3% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
This affects all versions of package lightning-server. It is possible to inject malicious JavaScript code as part of a session controller.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| npm | lightning-server | no fix listed | GHSA-gmch-cm2p-9qw9 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| n/a | lightning-server | 0 – before unspecified |