CVE-2020-36320

Regular expression Denial of Service (ReDoS) in EmailValidator class in Vaadin 7

Published Apr 23, 2021 CVSS 3.1 · 7.5 High EPSS 2.0% KEV · Not listed
Description
Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2021-0750 Unsafe validation RegEx in EmailValidator class in com.vaadin:vaadin-server versions 7.0.0 through 7.7.21 (Vaadin 7.0.0 through 7.7.21) allows attackers to cause uncontrolled resource consumption by submitting malicious email addresses.
Github GHSA Github GHSA GHSA-42j4-733x-5vcf Regular expression denial of service (ReDoS) in EmailValidator class in Vaadin 7
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
Vaadin
Published
Updated
Sep 16, 2024, 4:58 PM
Reserved
Apr 13, 2021, 12:00 AM
Status
Modified
Published
Apr 23, 2021, 4:15 PM
Modified
Jun 17, 2026, 3:15 AM