CVE-2021-42139 Code injection in n/a
Attackers can execute arbitrary code via untrusted YAML files in specific Deno standard module configurations.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-42139?
CVE-2021-42139 is a critical code injection vulnerability in n/a, published on 11 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Deno Standard Modules before 0.107.0 allows Code Injection via an untrusted YAML file in certain configurations.
Weakness: CWE-94
Which versions are affected by CVE-2021-42139?
It affects 1 product.
Products include Deno Deno Standard Modules.
How do I fix CVE-2021-42139?
No fix has been published for CVE-2021-42139 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-42139 being exploited?
There is no known exploitation of CVE-2021-42139 in the wild and no public exploit code.
Sources
Also known as GHSA-5p33-p2v6-hj8p.