CVE-2022-37266 - Vulnerability Details - OpenCVE

Description

Prototype pollution vulnerability in function extend in babel.js in stealjs steal 2.2.4 via the key variable in babel.js.

Published: 2022-09-15

Score: 9.8 Critical

EPSS: 1.1% Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:stealjs:steal:2.2.4:*:*:*:*:node.js:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-6952	Prototype pollution vulnerability in function extend in babel.js in stealjs steal 2.2.4 via the key variable in babel.js.
Github GHSA	GHSA-vwhq-pm3r-fjm9	steal vulnerable to Prototype Pollution via key variable in babel.js

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.01094.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babel.js#L29165
https://github.com/stealjs/steal/blob/c9dd1eb19ed3f97aeb93cf9dcea5d68ad5d0ced9/ext/babel.js#L29169
https://github.com/stealjs/steal/issues/1535

History

Sat, 12 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics	epss `{'score': 0.00135}`	epss `{'score': 0.00137}`

Subscriptions

Stealjs Steal

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-09-15T12:27:41.000Z

Updated: 2024-08-03T10:29:20.976Z

Reserved: 2022-08-01T00:00:00.000Z

Link: CVE-2022-37266

Vulnrichment

No data.

NVD

Status : Modified

Published: 2022-09-15T13:15:09.697

Modified: 2026-06-17T04:54:49.717

Link: CVE-2022-37266

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-1321
Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

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