CVE-2018-6341

Description

React applications which rendered to HTML using the ReactDOMServer API were not escaping user-supplied attribute names at render-time. That lack of escaping could lead to a cross-site scripting vulnerability. This issue affected minor releases 16.0.x, 16.1.x, 16.2.x, 16.3.x, and 16.4.x. It was fixed in 16.0.1, 16.1.2, 16.2.1, 16.3.3, and 16.4.2.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 16.00% Top 10%
Vendor Advisory reactjs.org Vendor Advisory twitter.com
Affected: Facebook react-dom
Published at:
Updated at:

References

Link Tags
https://reactjs.org/blog/2018/08/01/react-v-16-4-2.html vendor advisory
https://twitter.com/reactjs/status/1024745321987887104 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-6341?
CVE-2018-6341 has been scored as a medium severity vulnerability.
How to fix CVE-2018-6341?
To fix CVE-2018-6341, 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-2018-6341 being actively exploited in the wild?
It is possible that CVE-2018-6341 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~16% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2018-6341?
CVE-2018-6341 affects Facebook react-dom.
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