CVE-2021-21297

Prototype Pollution in Node-Red

Description

Node-Red is a low-code programming for event-driven applications built using nodejs. Node-RED 1.2.7 and earlier contains a Prototype Pollution vulnerability in the admin API. A badly formed request can modify the prototype of the default JavaScript Object with the potential to affect the default behaviour of the Node-RED runtime. The vulnerability is patched in the 1.2.8 release. A workaround is to ensure only authorized users are able to access the editor url.

Categories

7.7
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.33%
Third-Party Advisory github.com Third-Party Advisory github.com
Affected: node-red node-red
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2021-21297?
CVE-2021-21297 has been scored as a high severity vulnerability.
How to fix CVE-2021-21297?
To fix CVE-2021-21297, 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-2021-21297 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-21297 is being actively exploited. 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-2021-21297?
CVE-2021-21297 affects node-red node-red.
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