Not a U.S. government website. NDD is an independent vulnerability database by Volerion and is not affiliated with or endorsed by NIST or NVD.

CVE-2021-31405 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CNA: [email protected]CVSS-B:7.5 HIGHVector:CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.

URL	Source(s)	Tag(s)
https://github.com/vaadin/flow-components/pull/442	CVE	PatchThird Party Advisory
https://vaadin.com/security/cve-2021-31405	CVE	Vendor Advisory
https://github.com/vaadin/flow-components/pull/442	[email protected]	PatchThird Party Advisory
https://vaadin.com/security/cve-2021-31405	[email protected]	Vendor Advisory

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-400	Uncontrolled Resource Consumption	[email protected]
CWE-400	Uncontrolled Resource Consumption	[email protected]

Affected Products

Product	Versions
vaadin flow	>= 2.0.4, < 2.3.3 >= 3.0.0, < 4.0.3
CPE cpe:2.3:a:vaadin:flow:::::::: Remediation No remediation found in references.
vaadin vaadin	>= 14.0.6, < 14.4.4 >= 15.0.0, < 17.0.11
CPE cpe:2.3:a:vaadin:vaadin:::::::: Remediation No remediation found in references.

Change History

4 change records found show changes

Date	Action	Recorded By
Jun 17, 2026	CVE Modified	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
May 5, 2021	Initial Analysis	[email protected]