VULNERABILITY INTELLIGENCE

CVE-2022-25839

CVSS score4.3 MEDIUM

EPSS probability0.85%

CISA KEVNot currently listed

Published2022-03-11

Last modified2026-06-17

CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Description

The package url-js before 2.1.0 are vulnerable to Improper Input Validation due to improper parsing, which makes it is possible for the hostname to be spoofed. http://\\\\\\\\localhost and http://localhost are the same URL. However, the hostname is not parsed as localhost, and the backslash is reflected as it is.

Weakness classification

CWE-20: Improper Input Validation

Primary references

report@snyk.io — Patch, Third Party Advisory
report@snyk.io — Exploit, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Patch, Third Party Advisory