HIGH

CVE-2020-36320

CVSS v3

7.5

HIGH

EPSS Score

0.7%

exploit probability

CISA KEV

No

known exploited

Exploitation

SSVC status

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.

Technical details

Published
4/23/2021

Frequently asked questions

What is CVE-2020-36320?

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.

Is CVE-2020-36320 actively exploited?

Active exploitation of CVE-2020-36320 has not been confirmed. The EPSS score is 0.7%, indicating the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-36320?

CVE-2020-36320 has a CVSS v3 base score of 7.5 (HIGH severity).

Is CVE-2020-36320 affecting your environment?

Use isMalicious to check if any of your IPs or domains are associated with this vulnerability's IOCs.