CVE-2021-3757

Public Exploit
Prototype Pollution in immerjs/immer

Description

immer is vulnerable to Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.11%
Third-Party Advisory github.com Third-Party Advisory huntr.dev
Affected: immerjs immerjs/immer
Published at:
Updated at:

References

Link Tags
https://github.com/immerjs/immer/commit/fa671e55ee9bd42ae08cc239102b665a23958237 third party advisory patch
https://huntr.dev/bounties/23d38099-71cd-42ed-a77a-71e68094adfa issue tracking patch exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-3757?
CVE-2021-3757 has been scored as a critical severity vulnerability.
How to fix CVE-2021-3757?
To fix CVE-2021-3757, 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-2021-3757 being actively exploited in the wild?
It is possible that CVE-2021-3757 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-2021-3757?
CVE-2021-3757 affects immerjs immerjs/immer.
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