CVE-2021-42139

Public Exploit

Description

Deno Standard Modules before 0.107.0 allows Code Injection via an untrusted YAML file in certain configurations.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.51%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory ryotak.me
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/denoland/deno_std/releases/tag/0.107.0 third party advisory release notes
https://github.com/denoland/deno_std/pull/1275 third party advisory exploit
https://vuln.ryotak.me/advisories/58 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-42139?
CVE-2021-42139 has been scored as a critical severity vulnerability.
How to fix CVE-2021-42139?
To fix CVE-2021-42139, 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-2021-42139 being actively exploited in the wild?
It is possible that CVE-2021-42139 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.
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