Is CVE-2021-23443 actively exploited?

CVE-2021-23443 has no public evidence of in-the-wild exploitation as of 2024-11-21.

What is the CVSS score for CVE-2021-23443?

CVE-2021-23443 has a CVSS score of 5.4 (MEDIUM severity). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N.

How do I patch CVE-2021-23443?

Patch guidance is available from adonisjs security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2021-23443.

CVE-2021-23443 - remediation guidance & executive summary

Description

This affects the package edge.js before 5.3.2. A type confusion vulnerability can be used to bypass input sanitization when the input to be rendered is an array (instead of a string or a SafeValue), even if {{ }} are used.

CVSS Metrics

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
Attack Vector: network
Complexity: low
Privileges: none
User Action: required
Scope: unchanged
Confidentiality: low
Integrity: low
Availability: none
Weaknesses: CWE-843

Metadata

Primary Vendor: ADONISJS
Published: 9/21/2021
Last Modified: 11/21/2024
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

adonisjs : edge

Remediation Guidance

Executive Summary

Cite this page

CVE-2021-23443. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2021-23443

View on NIST NVD

CVE-2021-23443 vulnerability