CVEvulnerability

CVE-2021-33502

7.5 HIGH Published 2021-05-24 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-05-24
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
7.5 HIGH — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS 2.0 ([email protected])
5.0 MEDIUM — AV:N/AC:L/Au:N/C:N/I:N/A:P
Weaknesses
CWE-1333

Description

The normalize-url package before 4.5.1, 5.x before 5.3.1, and 6.x before 6.0.1 for Node.js has a ReDoS (regular expression denial of service) issue because it has exponential performance for data: URLs.

Affected configurations

• normalize-url project normalize-url (>= 4.3.0 < 4.5.1) • normalize-url project normalize-url (>= 5.0.0 < 5.3.1) • normalize-url project normalize-url 6.0.0

Related

Weakness · CWE (1)

  • CWE-1333 Inefficient Regular Expression Complexity weakness

References