CVE-2021-31409

HIGH

Vaadin 8.0.0-8.12.4 Uncontrolled Resource Consumption via EmailValidator RegEx

Title source: llm
STIX 2.1

Description

Unsafe validation RegEx in EmailValidator component in com.vaadin:vaadin-compatibility-server versions 8.0.0 through 8.12.4 (Vaadin versions 8.0.0 through 8.12.4) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

References (3)

Core 3
Core References
Vendor Advisory x_refsource_confirm
https://vaadin.com/security/cve-2021-31409
Patch, Third Party Advisory x_refsource_confirm
https://github.com/vaadin/framework/issues/12240
Patch, Third Party Advisory x_refsource_confirm
https://github.com/vaadin/framework/pull/12241

Scores

CVSS v3 7.5
EPSS 0.0167
EPSS Percentile 73.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-400
Status published
Products (2)
com.vaadin/vaadin-compatibility-server 8.0.0 - 8.13.0Maven
vaadin/vaadin 8.0.0 - 8.12.4
Published May 06, 2021
Tracked Since Feb 18, 2026