VULNERABILITY INTELLIGENCE

CVE-2021-31405

CVSS score7.5 HIGH

EPSS probability1.13%

CISA KEVNot currently listed

Published2021-04-23

Last modified2026-06-17

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

Description

Unsafe validation RegEx in EmailField component in com.vaadin:vaadin-text-field-flow versions 2.0.4 through 2.3.2 (Vaadin 14.0.6 through 14.4.3), and 3.0.0 through 4.0.2 (Vaadin 15.0.0 through 17.0.10) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

Weakness classification

CWE-400: Uncontrolled Resource Consumption

Primary references

security@vaadin.com — Patch, Third Party Advisory
security@vaadin.com — Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory