CVE-2018-12123

Medium

Description

Node.js: All versions prior to Node.js 6.15.0, 8.14.0, 10.14.0 and 11.3.0: Hostname spoofing in URL parser for javascript protocol: If a Node.js application is using url.parse() to determine the URL hostname, that hostname can be spoofed by using a mixed case "javascript:" (e.g. "javAscript:") protocol (other protocols are not affected). If security decisions are made about the URL based on the hostname, they may be incorrect.

SeverityMedium
CVSS4.3
Exploit probability—
ProductNodejs Node.js
PublishedNov 28, 2018
First seenNov 28, 2018
Weakness typeCWE-115CWE-115

How to fix

Update
  • nodejs node.js6.15.0, 8.14.0, 10.14.0, 11.3.0 or later

Affected products

ProductAffected versionsFixed in
nodejs node.js6.0.0 ≤ v < 6.15.0, 8.0.0 ≤ v < 8.14.0, 10.0.0 ≤ v < 10.14.0, 11.0.0 ≤ v < 11.3.06.15.0, 8.14.0, 10.14.0, 11.3.0

Check your version

Choose the product and enter the version you run to see whether it falls in the affected range.

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