CVE-2021-23594

Public Exploit
Sandbox Bypass

Description

All versions of package realms-shim are vulnerable to Sandbox Bypass via a Prototype Pollution attack vector.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.53%
Third-Party Advisory snyk.io Third-Party Advisory npmjs.com
Affected: n/a realms-shim
Published at:
Updated at:

References

Link Tags
https://snyk.io/vuln/SNYK-JS-REALMSSHIM-2309907 third party advisory exploit
https://www.npmjs.com/package/realms-shim product third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-23594?
CVE-2021-23594 has been scored as a critical severity vulnerability.
How to fix CVE-2021-23594?
To fix CVE-2021-23594, 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-2021-23594 being actively exploited in the wild?
It is possible that CVE-2021-23594 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-23594?
CVE-2021-23594 affects n/a realms-shim.
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