CVE-2021-23507

Public Exploit
Prototype Pollution

Description

The package object-path-set before 1.0.2 are vulnerable to Prototype Pollution via the setPath method, as it allows an attacker to merge object prototypes into it. *Note:* This vulnerability derives from an incomplete fix in https://security.snyk.io/vuln/SNYK-JS-OBJECTPATHSET-607908

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.48%
Third-Party Advisory github.com Third-Party Advisory snyk.io Third-Party Advisory snyk.io
Affected: n/a object-path-set
Published at:
Updated at:

References

Link Tags
https://snyk.io/blog/remediate-javascript-type-confusion-bypassed-input-validation/ third party advisory
https://snyk.io/vuln/SNYK-JS-OBJECTPATHSET-2388576 third party advisory exploit
https://github.com/skratchdot/object-path-set/blob/577f5299fed15bb9edd11c940ff3cf0b9f4748d5/index.js%23L8 broken link
https://github.com/skratchdot/object-path-set/commit/2d67a714159c4099589b6661fa84e6d2adc31761 third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-23507?
CVE-2021-23507 has been scored as a high severity vulnerability.
How to fix CVE-2021-23507?
To fix CVE-2021-23507, 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-2021-23507 being actively exploited in the wild?
It is possible that CVE-2021-23507 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-2021-23507?
CVE-2021-23507 affects n/a object-path-set.
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