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Deno CVE-2021-42139

CRITICAL
Code Injection (CWE-94)
2021-10-11 cve@mitre.org
RCE Code Injection Deno Deno Standard Modules
9.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
9.8 CRITICAL
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

1
CVE Published
Oct 11, 2021 - 05:15 nvd
CRITICAL 9.8

DescriptionNVD

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

AnalysisAI

Deno Standard Modules before 0.107.0 allows Code Injection via an untrusted YAML file in certain configurations. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Code Injection (CWE-94), which allows attackers to inject and execute arbitrary code within the application. Deno Standard Modules before 0.107.0 allows Code Injection via an untrusted YAML file in certain configurations. Affected products include: Deno Deno Standard Modules. Version information: before 0.107.0.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Never evaluate user-controlled input as code. Use sandboxing, disable dangerous functions, apply strict input validation.

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CVE-2021-42139 vulnerability details – vuln.today
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