CVE-2020-7747

Public Exploit
Cross-site Scripting (XSS)

Description

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

Category

6.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.44%
Vendor Advisory github.com
Affected: n/a lightning-server
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-LIGHTNINGSERVER-1019381 third party advisory exploit
https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.js%23L230 broken link
https://github.com/lightning-viz/lightning/blob/master/app/controllers/session.js exploit vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-7747?
CVE-2020-7747 has been scored as a medium severity vulnerability.
How to fix CVE-2020-7747?
To fix CVE-2020-7747, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-7747 being actively exploited in the wild?
It is possible that CVE-2020-7747 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-7747?
CVE-2020-7747 affects n/a lightning-server.
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