CVE-2021-23443
Cross-site Scripting in edge.js
5.4
MEDIUM
CVSS 3.1
EPSS 0.24%
Description
Edge is a logical and batteries included template engine for Node.js. 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.
How to fix CVE-2021-23443
To remediate CVE-2021-23443, upgrade the affected package to a fixed version below.
- —upgrade to 5.3.2 or later
Is CVE-2021-23443 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.3.2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N |