What is CVE-2021-31407?

CVE-2021-31407 is a high-severity vulnerability in Vaadin Flow-server, classified under CWE-402. CVSS score: 8.6/10. Published 2021-04-23.

How severe is CVE-2021-31407?

High severity. CVSS v3 base score is 8.6 out of 10.

Vulnerability in Vaadin Flow-server

CVE-2021-31407

Vulnerability in OSGi integration in com.vaadin:flow-server versions 1.2.0 through 2.4.7 (Vaadin 12.0.0 through 14.4.9), and 6.0.0 through 6.0.1 (Vaadin 19.0.0) allows attacker to access application classes and resources on the server via…

EPSS: 0.018 (83.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.6 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N.

Affected products

Vaadin Flow-server — versions 1.2.0
Vaadin — versions 19.0.0, 12.0.0

Weakness classification (CWE)

CWE-402

References

vaadin.com/security/cve-2021-31407 (x_refsource_MISC)
github.com/vaadin/osgi/issues/50 (x_refsource_MISC)
github.com/vaadin/flow/pull/10229 (x_refsource_MISC)
github.com/vaadin/flow/pull/10269 (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-31407?: CVE-2021-31407 is a high-severity vulnerability in Vaadin Flow-server, classified under CWE-402. CVSS score: 8.6/10. Published 2021-04-23.
How severe is CVE-2021-31407?: High severity. CVSS v3 base score is 8.6 out of 10.