CVE-2020-7767: Express-Validators Project Express-Validators

Medium severity, CVSS 5.3. EPSS: 1.6% chance of exploitation in the next 30 days.

All versions of package express-validators are vulnerable to Regular Expression Denial of Service (ReDoS) when validating specifically-crafted invalid urls.

Affected products

Published 2020-11-11. Last modified 2026-06-17.